Wednesday 3/4/20
Learning Targets:
Students will be assessed on Similarity Unit
Success Criteria
Competed Similarity Unit Test
Agenda
practice test answer key
- Similarity Unit Test (45 min)
- radicals practice (10 min)
_________________________________________________________________________
Tuesday 3/3/20
Learning Targets:
Students will be apply to use properties of similar triangles, dilations, and triangle proportionality to solve problems.
Agenda
- opening problem (5 min)
- Similar Triangles Unit Practice Test...test on Wednesday (40 min)
- go over answers
_________________________________________________________________________
Monday 3/2/20
Learning Targets:
Students will be apply to use properties of similar triangles, dilations, and triangle proportionality to solve problems.
Success Criteria
Engaged in formative assessment on proving triangles similar
Completed and shared results of shadow length activity
Agenda
- opening problem (5 min)
- IXL Geometry ... work on p.12 ... ten problems (8 min)
show your result
- Using length of shadow to determine height activity (25 min)
- background knowledge...length of a shadow is proportional to the height of an object
- goal: find the height of a tall object by measuring its shadow
- be ready to share your results and strategy by recording on notebook or mini whiteboard
- Similar Triangles Unit Practice Test...test on Wednesday (10 min)
_________________________________________________________________________
practice quiz answer key
page 1
page 2
Friday 2/28/20
Learning Targets:
Students will be assessed on proving triangles similar
Success Criteria
Completed Quiz
Explored Tower of Hanoi Activity
agenda
- opening problem (10 min)
- Proof with Similar Triangles Quiz (30 min)
- Tower of Hanoi activity (10 min)
- analyze on mini whiteboards...graph of moves vs. blocks...function for moves vs. blocks
_____________________________________________________________________________
Thursday 2/27/20
Learning Targets:
Students will review proving triangles similar
Success Criteria
Completed and Understood Practice Quiz
agenda
- opening problem (10 min)
do one of these tangram puzzles (6 min)
- Similar Triangles 2 Practice Quiz...quiz Thursday (20 min)
- Tower of Hanoi activity (15 min)
- analyze on mini whiteboards...graph of moves vs. blocks...function for moves vs. blocks
______________________________________________________________________________
Tuesday 2/25/20
Learning Targets:
Students will prove triangles similar
Success Criteria
Engaged in formative assessment on similar triangles proofs
Completed similar triangles proof worksheet
Agenda
- opening problem (5 min)
do one of these tangram puzzles (6 min)
- writing proofs for similar triangles on paper (12 min)
- do three examples together
-similar triangles proof worksheet (20 min)
- in groups of 3 or 4
- go over answers as a class...students present
- Do one proof on board (5 min)
- call random student to put steps into the proof
_______________________________________________________________________________
Monday 2/24/20
Learning Targets:
Students will prove triangles similar
Success Criteria
Engaged in formative assessment on similar triangles and proportions
Engaged in note taking on writing proofs for similar triangles
Completed similar triangles proof worksheet
Agenda
- opening problem (5 min)
do one of these tangram puzzles (6 min)
- review problems...
- use scale factor to find side length
- use proportions to find side lengths
- write proportions with parallel lines
- similar triangles proof notes (10 min)
- writing proofs for similar triangles on mini whiteboards (10 min)
-similar triangles proof worksheet (15 min)
_______________________________________________________________________________
Friday 2/21/20
Learning Targets:
Students will be write and solve proportions with parallel lines
Success Criteria
Engaged in formative assessment on proportions and parallel lines
Completed Segment Lengths with Parallel Lines Sheet
Agenda
- opening problem (10 min)
do one of these Tangram Puzzles
-kahoot! on scale factor (8 min)
- One solve by using proportion problem on board (5 min)
- example of parallel lines and proportional parts using Geogebra (6 min)
- students write as many true proportions as they can using this picture
- students come up to demonstrate their ratios on the board
- Segment Lengths with Parallel Lines sheet (15 min)
- in groups of 3
- go over ansewers
- similar triangles proof notes (10 min)
-similar triangle proofs on mini whiteboards (10 min)
________________________________________________________________________________
Thursday 2/20/20
Learning Targets
Students will write and solve proportions for similar triangles
Agenda
- opening problem (10 min)
- do 2 of these Tangrams
- Similar Triangles Example sheet (10 min)
- similar triangle probs on mini whiteboards (10 min)
- write proportion using sides
- find side lengths using proportions
- find value of x in similar triagles
-Ratios and Similar Triangles Sheet (20 min)
_______________________________________________________________________________
Wednesday 2/19/20
Learning Targets
Students will be assessed on dilations and similar triangles
Success Criteria
Completed Dilation and Similar Triangles Quiz
Completed a Tangram Puzzle
Agenda
- opening problem (8 min)
- dilation and similar triangles quiz (30 min)
- Cut out Tangram... (15 min)
- try to make the DOG Tangram Puzzle
____________________________________________________________________
Tuesday 2/18/20
Learning Targets:
Students will find side lengths and angle measure of similar triangles
Success Criteria
Engaged in formative assessment on similar triangles
Competed Similar Triangles and Scale Factor Practice Quiz
Agenda
-opening problem (8 min)
- Similar Triangles and Dilation Practice Quiz...Quiz Wednesday (25 min)
-kahoot! on scale factor (8 min)
___________________________________________________________________
..Quiz Wednesday
Friday 2/14/20
Learning Targets
Students will find side lengths and angle measure of similar triangles
Students will solve problems involving proportional reasoning
Success Criteria
Engaged in formative assessment on similar triangles
Competed Similar Triangles and Scale Factor Practice Quiz
Worked on Dilation Drawing
Agenda
-opening problem (8 min)
- Dilation Drawing using Ruler (15 min)
- make a more complicated figure and dilate
- at least 10 points
- Similar Triangles and Dilation Practice Quiz...Quiz Wednesday (25 min)
_______________________________________________________________________________
Thursday 2/13/20
Learning Targets
Students will find side lengths and angle measure of similar triangles
Success Criteria
Engaged in formative assessment on similar triangles
Competed Similar Triangles and Scale Factor sheet
Agenda
- opening problem (6 min)
- create similar triangles using Geogebra (10 min)
- on your own...create a drawing showing a scale factor of 3
- go over dilation tool
- show dilating by scale factor "a" using slider
- Similar Triangles Whiteboard problems (10 min)
- find the enlargement and reduction scale factor
- find the missing side using the scale factor
- find the angles in similar triangles
- are these triangles similar...how do you know?
- Similar Triangles and Scale Factor Sheet (15 min)
________________________________________________________________________________
Wednesday 2/12/20
Learning Targets
Students will find side lengths and angle measure of similar triangles
Students will solve problems involving proportional reasoning
Success Criteria
Engaged in formative assessment on drawing similar triangles
Engaged in note taking on similar triangles and scale factor
Competed Similar Triangles and Scale Factor sheet
Agenda
- opening problem (6 min)
- draw similar triangles on sheet of paper (10 min)
- in groups of 3
- Similar Triangles and Scale Factor Notes
- Similar Triangles Whiteboard problems
- find the enlargement and reduction scale factor
- find the missing side using the scale factor
- find the angles in similar triangles
- IXL Geometry...work on P.4 (10 min)
- Similar Triangles and Scale Factor Sheet (15 min)
________________________________________________________________________
Tuesday 2/11/20
Learning Targets
Students will dilate figures in the coordinate plane
Students will explain dilation of figures in the coordinate plane in terms of side lengths and angle measures
Success Criteria
Engaged in formative assessment on dilations
Completed Dilations Sheet
Agenda
- opening problem (10 min)
- Show dilation on Geogebra
- scale factor of 3
- scale factor of 1/2
- scale factor of "a" using slider
- IXL Geometry...work on L.13 (10 min)
- show result when finished
- Dilation Sheet (15 min)
- Similar Triangles Example sheet (10 min)
___________________________________________________________________
Monday 2/10/20
Learning Targets
Students will dilate figures in the coordinate plane
Students will explain dilation of figures in the coordinate plane in terms of side lengths and angle measures
Students will determine if polygons are similar using side lengths and angle measures
Success Criteria
Engaged in formative assessment and notes on dilations
Completed Dilations Sheet
Agenda
- opening problem (6 min)
- create dilation using Geogebra (12 min)
- students do dilation with scale factor of 2.5
- show how to use slider to do a dilation with any scale factor
- dilation notes (10 min)
- IXL Geometry...work on L.13 (10 min)
- show result when finished
- Dilation Sheet
- draw similar triangles on sheet of paper (10 min)
- in groups of 3
- Dilate triangle on Geogebra and write the true proportions on the board (5 min)
what is the ratio of the sides?
what is the ratio of the areas?
- similar triangle probs on mini whiteboards (10 min)
- write proportion using sides
- find side lengths using proportions
- find the scale factor
- use scale factor to find side lengths
- Similar Triangles Example sheet (if time)
______________________________________________________________________________
Friday 2/7/20
Learning Targets
Students will dilate figures in the coordinate plane
Students will explain dilation of figures in the coordinate plane
Success Criteria
Engaged in formative assessment on dilations
Completed Dilation Sheet
Agenda
- opening problem (6 min)
- dilation sheet (20 min)
- in groups of 3
- work for 15 minutes
- discuss results...what can we learn?
- dilations in coordinate plane on graph paper(10 min)
- graph a triangle and its dilated image...2x, 3x, 3/4x, 1 1/2x
- relate the pre-image to the image ... compare angles and sides
- IXL Geometry...work on L.13 (10 min)
- show result when finished
_________________________________________________________________________
****************************************************************************************
Wednesday 3/4/20
Learning Targets:
Students will be assessed on Similarity Unit
Success Criteria
Competed Similarity Unit Test
Agenda
practice test answer key
- Similarity Unit Test (45 min)
- radicals practice (10 min)
_________________________________________________________________________
****************************************************************************************
2018-19
Friday 3/22/19
Learning Targets:
Students will be assessed on Similarity Unit
Agenda
practice test answer key
- Similarity Unit Test (45 min)
- radicals practice (10 min)
_________________________________________________________________________
Thursday 3/21/19
Learning Targets:
Students will be apply to use properties of similar triangles, dilations, and triangle proportionality to solve problems.
Agenda
- opening problem (5 min)
- go over Similar Triangles Unit Practice Test...test on Friday (8 min)
- vote on dilation drawings (6 min)
- review problems
- writing proportions with letters
_________________________________________________________________________
Wednesday 3/20/19
Learning Targets:
Students will be apply to use properties of similar triangles, dilations, and triangle proportionality to solve problems.
Agenda
- opening problem (5 min)
- opening problem (5 min)
- IXL Geometry ... work on p.12 ... ten problems (8 min)
- Similar Triangles Unit Practice Test...test on Friday (35 min)
_________________________________________________________________________
Tuesday 3/19/18
Learning Targets:
Students will prove triangles similar
Agenda
- opening problem (5 min)
- opening problem (5 min)
- similar triangles proof notes (10 min)
- writing proofs for similar triangles on mini whiteboards (10 min)
-similar triangles proof worksheet (15 min)
_______________________________________________________________________________
Monday 3/18/19
Learning Targets:
Students will be able to apply properties of similar triangles to solve problems
Students will be able to identify which triangle similarity theorem proves two triangles are similar
Agenda
- opening problem (8 min)
-kahoot! on scale factor (8 min)
- example of parallel lines and proportional parts using Geogebra (6 min)
- students write as many true proportions as they can using this picture
- students come up to demonstrate their ratios on the board
- Segment Lengths with Parallel Lines sheet (15 min)
- in groups of 3
- go over ansewers
- similar triangles proof notes (10 min)
-similar triangle proofs on mini whiteboards (10 min)
________________________________________________________________________________
Friday 3/15/19
Learning Targets:
Students will dilate a figure using scale factor
Agenda
-opening problem (8 min)
- dilation drawing (25 min)
___________________________________________________________________
Thursday 3/14/19
Learning Targets
Students will be assessed on dilations and similar triangles
Agenda
- opening problem (8 min)
dilation and similar triangles quiz (30 min)
____________________________________________________________________
Wednesday 3/13/19
Learning Targets
Students will find side lengths and angle measure of similar triangles
Students will solve problems involving proportional reasoning
Agenda
-opening problem (8 min)
- Similar Triangles and Dilation Practice Quiz...Quiz Thursday (25 min)
- Dilation Drawing using Ruler (15 min)
- make a more complicated figure and dilate
- at least 10 points
_______________________________________________________________________________
...answer key
Tuesday 3/12/19
Learning Targets
Students will find side lengths and angle measure of similar triangles
Students will solve problems involving proportional reasoning
Agenda
- opening problem (6 min)
- dilation using a ruler...show a simple example (15 min)
are the shapes similar? how do you know?
do a more complicated example on your own
- Graph a triangle and dilation on Geogebra (15 min)
- what is the scale factor?
- what is the length of a missing side?
- what is the measure of a missing angle?
- IXL Geometry...work on P.5(10 min)
________________________________________________________________________________
Monday 3/11/19
Learning Targets
Students will find side lengths and angle measure of similar triangles
Students will solve problems involving proportional reasoning
Similar Triangles Notes
Agenda
- opening problem (6 min)
- define similar triangles (3 min)
define proportional
- IXL Geometry...work on P.4 (10 min)
- whiteboard problems (12 min)
- find missing side lengths on similar triangles...using scale factor and proportion
- "are these figures similar?" explain how you know
- work on Similar Triangles Sheet (15 min)
- in groups of 3
- go over answers as a class
________________________________________________________________________
Friday 3/8/19
Learning Targets
Students will dilate figures in the coordinate plane
Students will explain dilation of figures in the coordinate plane in terms of side lengths and angle measures
Agenda
- opening problem (10 min)
- triangle dilation tool
- IXL Geometry ... Do problems from P.1 (5 min)
- Similar Triangles Example sheet (10 min)
- similar triangle probs on mini whiteboards (10 min)
- write proportion using sides
- find side lengths using proportions
- find the scale factor
- use scale factor to find side lengths
-Ratios and Similar Triangles Sheet (12 min)
________________________________________________________________________________
Thursday 3/7/19
Learning Targets
Students will dilate figures in the coordinate plane
Students will explain dilation of figures in the coordinate plane in terms of side lengths and angle measures
Students will determine if polygons are similar using side lengths and angle measures
Agenda
- opening problem (6 min)
- find missing side on triangles sheet (5 min)
- create dilation using Geogebra (12 min)
- students do dilation with scale factor of 2.5
- show how to use slider to do a dilation with any scale factor
- dilation notes (10 min)
- draw similar triangles on sheet of paper (10 min)
- in groups of 3
- Dilate triangle on Geogebra and write the true proportions on the board (5 min)
what is the ratio of the sides?
what is the ratio of the areas?
- similar triangle probs on mini whiteboards (10 min)
- write proportion using sides
- find side lengths using proportions
- find the scale factor
- use scale factor to find side lengths
- Similar Triangles Example sheet (if time)
________________________________________________________________________________
Wednesday 3/6/19
Learning Targets
Students will dilate figures in the coordinate plane
Students will explain dilation of figures in the coordinate plane
Agenda
- opening problem (6 min)
- dilations in coordinate plane on mini whiteboards (10 min)
- graph a triangle and its dilated image
- relate the pre-image to the image ... compare angles and sides
- show dilations on Geogebra (4 min)
- show different centers of dilation
- how does area of figure compare with area of 2x dilation figure?
- dilation sheet (20 min)
- work for 15 minutes
- discuss results...what can we learn?
- dilation with a ruler examples (8 min)
- I do we do
_________________________________________________________________________
***************************************************************************************
Thursday 3/21/19
Learning Targets:
Students will be apply to use properties of similar triangles, dilations, and triangle proportionality to solve problems.
Agenda
- opening problem (5 min)
- go over Similar Triangles Unit Practice Test...test on Friday (8 min)
- vote on dilation drawings (6 min)
- review problems
- writing proportions with letters
_________________________________________________________________________
***************************************************************************************
_______________________________________________________________________________
2017-18
Tuesday 3/6/198
Learning Targets:
Students will be apply to use properties of similar triangles, dilations, and triangle proportionality to solve problems.
Agenda
- Similar Triangles Unit Test (40 min) ...
practice test answer key
- radicals practice (10 min)
_______________________________________________________________________________
Monday 3/5/198
Learning Targets:
Students will be apply to use properties of similar triangles, dilations, and triangle proportionality to solve problems.
Agenda
- opening problem (5 min)
- do Similarity and Proportions quiz in groups of 3 (20 min)
- go over Similar Triangles Unit Practice Test (5 min)
practice test answer key
- whiteboard problems on similarity and proportions (10 min)
- play Pictionary as a class (10 min)
_______________________________________________________________________________
Friday 3/2/18
Learning Targets:
Students will be apply to use properties of similar triangles, dilations, and triangle proportionality to solve problems.
Agenda
- opening problem (5 min)
- IXL Geometry ... work on p.12 ... ten problems (8 min)
- Similar Triangles Unit Practice Test...test on Tuesday (35 min)
_________________________________________________________________________
Thursday 3/1/18
Learning Targets:
Students will be apply to use properties of similar triangles, dilations, and triangle proportionality to solve problems.
Agenda
- opening problem (5 min)
- Reteaching from Interim #3
- look at small slips and problems missed individually (4 min)
- in groups of 3 look at problems that were a concern (12 min)
- discuss...why did students miss this problem?
- proportion problems on mini whiteboards (6 min)
- writing proofs for similar triangles on mini whiteboards (8 min)
-similar triangles proof worksheet (8 min)
_______________________________________________________________________________
Wednesday 2/28/18
Learning Targets:
Students will be apply to use properties of similar triangles, dilations, and triangle proportionality to solve problems.
Agenda
-opening problem (8 min)
- explain dilation drawing assignment (3 min)
-similar triangles proof worksheet (8 min)
- work on dilation drawing assignment (25 min)
_____________________________________________________________________________
Tuesday 2/27/18
Learning Targets:
Students will be able to apply proportions to do indirect measurement.
Agenda
- opening problem (10 min)
- similar triangles proof notes (10 min)
-similar triangle proofs on mini whiteboards (10 min)
- indirect measurement of heigh of light pole using shadows (15 min)
-similar triangles worksheet (if time)
________________________________________________________________________________
Monday 2/26/18
Learning Targets:
Students will be able to apply properties of similar triangles to do indirect measurement.
-opening problem (10 min)
- Dilation Using a Ruler (5 min)
- one together
- back of sheet done on own after Interim
- Interim Assessment #3 (25 min)
- Finish Dilation Using a Ruler (10 min)
_______________________________________________________________________________
Friday 2/23/18
Learning Targets:
Students will be able to apply properties of similar triangles, such as a line parallel to one side of a triangle divides the other two proportionally, to solve problems.
Students will be able to identify which triangle similarity theorem proves two triangles are similar.
Agenda
-opening problem (8 min)
-opening problem (10 min)
-kahoot! on scale factor (10 min)
- example of parallel lines and proportional parts using Geogebra (5 min)
- students write as many true proportions as they can using this picture
- students come up to demonstrate their ratios on the board
- Segment Lengths with Parallel Lines sheet (10 min)
- in groups of 3
- similar triangles proof notes (10 min)
-similar triangle proofs on mini whiteboards (10 min)
-similar triangles worksheet (if time)
________________________________________________________________________________
Thursday 2/22/17
Learning Targets
Students will find side lengths and angle measure of similar triangles
Students will solve problems involving proportional reasoning
Agenda
-opening problem (8 min)
- Similar Triangles and Dilations Quiz (25 min)
- IXL Geometry...work on P.10 (10 min)
- Segment Lengths with Parallel Lines sheet (10 min)
_______________________________________________________________________________
Wednesday 2/21/18
Learning Targets
Students will find side lengths and angle measure of similar triangles
Students will solve problems involving proportional reasoning
Agenda
-opening problem (8 min)
- Similar Triangles sheet...do problems on mini whiteboards (10 min)
- Similar Triangles and Dilation Practice Quiz...Quiz Thursday (25 min)...answer key
- IXL Geometry...work on P.8(10 min)
- Dilate a shape using a ruler
- show one example
- do one on your own
________________________________________________________________________________
Tuesday 2/20/18
Learning Targets
Students will find side lengths and angle measure of similar triangles
Students will solve problems involving proportional reasoning
Agenda
- opening problem (6 min)
- IXL Geometry...work on P.4 (10 min)
- whiteboard problems (12 min)
- find missing side lengths on similar triangles
- two overlapping triangles find side lengths
- "are these figures similar?" explain how you know
- finish Similar Triangles Sheet (10 min)
- in groups of 3
- go over answers as a class
________________________________________________________________________
- Similar Triangles and Dilation Practice Quiz.. (20min)
_______________________________________________________________________________
Friday 2/15/18
Learning Targets
Students will find side lengths and angle measure of similar triangles
Students will solve problems involving proportional reasoning
Agenda
- opening problem (6 min)
- IXL Geometry...work on P.4 (10 min)
Discuss..."What makes two triangles similar?" (5 min)
- in groups of 3 then share answers
- On board define scale factor
- simple problem showing scale factor of 3 and ratio of sides
- problem showing scale factor of 2/3 and ratio of sides
- Similarity Example Probs on Whiteboards
- find missing sides on similar triangles given ratio of sides
- find missing sides on triangles using other side lengths
- "are these triangles similar?" using angle measures
- "are these triangles similar?" using side lengths
Similar Triangles Sheet
- in groups of 3
- due on Tuesday
__________________________________________________________________________
Wednesday 2/14/18
Learning Targets
Students will dilate figures in the coordinate plane
Students will explain dilation of figures in the coordinate plane in terms of side lengths and angle measures
Agenda
- opening problem (10 min)
- IXL Geometry ... Do problems from P.1 (5 min)
- Similar Triangles Example sheet (10 min)
- similar triangle probs on mini whiteboards (10 min)
- write proportion using sides
- find side lengths using proportions
- find the scale factor
- use scale factor to find side lengths
-Ratios and Similar Triangles Sheet (12 min)
________________________________________________________________________________
Tuesday 2/13/18
Learning Targets
Students will dilate figures in the coordinate plane
Students will explain dilation of figures in the coordinate plane in terms of side lengths and angle measures
Students will determine if polygons are similar using side lengths and angle measures
Agenda
- opening problem (6 min)
- find missing side on triangles sheet (5 min)
- create dilation using Geogebra (12 min)
- students do dilation with scale factor of 2.5
- show how to use slider to do a dilation with any scale factor
- dilation notes (10 min)
- draw similar triangles on sheet of paper (10 min)
- in groups of 3
- Dilate triangle on Geogebra and write the true proportions on the board (5 min)
what is the ratio of the sides?
what is the ratio of the areas?
- similar triangle probs on mini whiteboards (10 min)
- write proportion using sides
- find side lengths using proportions
- find the scale factor
- use scale factor to find side lengths
- Similar Triangles Example sheet (if time)
_______________________________________________________________________________
Thursday 2/8/18
Learning Targets
Students will dilate figures in the coordinate plane
Students will explain dilation of figures in the coordinate plane
Agenda
- opening problem (6 min)
- dilations in coordinate plane on mini whiteboards (10 min)
- graph a triangle and its dilated image
- relate the pre-image to the image ... compare angles and sides
- show dilations on Geogebra (4 min)
- show different centers of dilation
- how does area of figure compare with area of 2x dilation figure?
- dilation sheet (20 min)
- work for 15 minutes
- discuss results...what can we learn?
- dilation with a ruler examples (8 min)
- I do we do
________________________________________________________________________________
***********************************************************************************************
Friday 3/2/18
Learning Targets:
Students will be apply to use properties of similar triangles, dilations, and triangle proportionality to solve problems.
Agenda
- opening problem (5 min)
- IXL Geometry ... work on p.12 ... ten problems (8 min)
- Similar Triangles Unit Practice Test...test on Tuesday (35 min)
___________________________________________________________________________
_______________________________________________________________________________
*******************************************************************************************
2016-17
Thursday 2/16/17
Learning Targets:
Students will be apply to use properties of similar triangles, dilations, and triangle proportionality to solve problems.
Agenda
--opening problem (5 min)
- Similar Triangles Unit Test (40 min)
- radicals practice (10 min)
_______________________________________________________________________________
Wednesday 2/15/17
Learning Targets:
Students will be apply to use properties of similar triangles, dilations, and triangle proportionality to solve problems.
Agenda
- opening problem (5 min)
- Similar Triangles Unit Practice Test (35 min)
- dilate a complex figure on plain paper
_______________________________________________________________________________
Tuesday 2/14/17
Learning Targets:
Students will be apply to use properties of similar triangles, dilations, and triangle proportionality to solve problems.
Agenda
-opening problem (8 min)
- Similar Triangles and Proportions Quiz 2 (25 min)
- side measures on right triangles sheet (15 min)
_______________________________________________________________________________
Monday 2/13/17
Learning Targets:
Students will review similar triangles unit
agenda
- opening problem (10 min)
- drawing dilated triangles on blank paper example...scale factor 2 (4 min)
- students create dilated drawing on their own..scale factor 3/2 (5 min)
- Similar Triangles 2 Practice Quiz...quiz Tuesday (20 min)
- Tower of Hanoi activity (15 min)
- analyze on mini whiteboards...graph of moves vs. blocks...function for moves vs. blocks
_______________________________________________________________________________
Friday 2/10/17
Learning Targets:
Students will be able to apply properties of similar triangles to do indirect measurement.
-opening problem (10 min)
-Similar triangle indirect measurement activity (20 min)
- estimate height of wall in the gym using mirror on floor
- students bring mini whiteboard to record problem and solve
-discuss results from activity
- example problem on mini whiteboards
- similar triangle proofs on mini whiteboards (5 min)
- Review of Similar Triangles Proofs sheet (10 min)
_______________________________________________________________________________
Thursday 2/9/17
Learning Targets:
Students will be able to identify which triangle similarity theorem proves two triangles are similar.
Agenda
- opening problem (8 min)
- IXL Geometry...work on P.11 (10 min)
- similar triangles proof notes (10 min)
-similar triangle proof on mini whiteboards (10 min)
-similar triangles worksheet (10 min)
_______________________________________________________________________________
Wednesday 2/8/17
Learning Targets:
Students will be able to apply properties of similar triangles, such as a line parallel to one side of a triangle divides the other two proportionally, to solve problems.
Students will be able to identify which triangle similarity theorem proves two triangles are similar.
Agenda
-opening problem (8 min)
-kahoot! on scale factor (10 min)
- example of parallel lines and proportional parts using Geogebra (5 min)
- Segment Lengths with Parallel Lines sheet (10 min)
- similar triangles proof notes (10 min)
-similar triangle proofs on mini whiteboards
-similar triangles worksheet
________________________________________________________________________________
Tuesday 2/7/17
Learning Targets
Students will find side lengths and angle measure of similar triangles
Students will solve problems involving proportional reasoning
Agenda
-opening problem (8 min)
- opening problem (6 min)
- Similar Triangles and Proportions Quiz (25 min)
- IXL Geometry...work on P.10 (10 min)
- Segment Lengths with Parallel Lines sheet (10 min)
_______________________________________________________________________________
Monday 2/6/17
Learning Targets
Students will find side lengths and angle measure of similar triangles
Students will solve problems involving proportional reasoning
Agenda
- opening problem (6 min)
- Similar Triangles sheet in groups of 3 (10 min)
- Similar Triangles and Dilation Practice Quiz...Quiz Tuesday (20min)
- IXL Geometry...work on P.5 (10 min)
________________________________________________________________________________
Friday 2/3/17
Learning Targets
Students will find side lengths and angle measure of similar triangles
Students will solve problems involving proportional reasoning
Agenda
- opening problem (6 min)
- Discuss...How can we tell if two triangles are similar?
- two ways
- Similar Polygons sheet (10 min)
- similar triangle probs on mini whiteboards...in groups of two (10 min)
- write proportion using sides
- find side lengths using proportions
- find the scale factor
- use scale factor to find side lengths
- IXL Geometry...work on P.5 (10 min)
- Similar Triangles sheet (10 min)
- Similar Triangles and Dilation Practice Quiz...Quiz Tuesday (10 min)
________________________________________________________________________________
Thursday 2/2/17
Learning Targets
Students will dilate figures in the coordinate plane
Students will explain dilation of figures in the coordinate plane in terms of side lengths and angle measures
Agenda
- opening problem (10 min)
- Similar Triangles Example sheet (10 min)
- similar triangle probs on mini whiteboards (10 min)
- write proportion using sides
- find side lengths using proportions
- find the scale factor
- use scale factor to find side lengths
- IXL Geometry...work on P.4 (10 min)
-Ratios and Similar Triangles Sheet (10 min)
________________________________________________________________________________
Wednesday 2/1/17
Learning Targets
Students will dilate figures in the coordinate plane
Students will explain dilation of figures in the coordinate plane in terms of side lengths and angle measures
Students will determine if polygons are similar using side lengths and angle measures
Agenda
- opening problem (6 min)
- find missing side on triangles sheet (5 min)
- create dilation using Geogebra (12 min)
- students do dilation with scale factor of 2.5
- show how to use slider to do a dilation with any scale factor
- dilation notes (10 min)
- draw similar triangles on sheet of paper (10 min)
_______________________________________________________________________________
Tuesday 1/31/17
Learning Targets
Students will dilate figures in the coordinate plane
Students will explain dilation of figures in the coordinate plane
Agenda
- opening problem
- dilations in coordinate plane on mini whiteboards
- show dilations on Geogebra
- show different centers of dilation
- how does area of figure compare with area of 2x dilation figure?
- dilation sheet
________________________________________________________________________________
Wednesday 2/24/16
Learning Targets:
Students will be apply to use properties of similar triangles, dilations, and triangle proportionality to solve problems.
-opening problem
-Similar Triangles Test
-GeoGebraTube page
Remember a perfect square is the product of a number multiplied by itself.
Examples of perfect squares are 1, 4, 9, 16, 25, 36, . . .
Tuesday 2/23/16
Learning Targets:
Students will be apply to use properties of similar triangles, dilations, and triangle proportionality to solve problems.
-opening problem
- Review of Similar Triangles Proofs
- kahoot!
Monday 2/22/16
Learning Targets:
Students will be apply to use properties of similar triangles, dilations, and triangle proportionality to solve problems.
-opening problem
-Practice Test
Friday 2/19/16
Learning Targets:
Students will be able to apply properties of similar triangles to do indirect measurement.
-opening problem
-Similar triangle activity
-Discuss results from activity
Thursday 2/18/16
Learning Targets:
Students will be able to apply properties of similar triangles, such as a line parallel to one side of a triangle divides the other two proportionally, to solve problems.
Students will be able to identify which triangle similarity theorem proves two triangles are similar.
- opening problem
- Write out proofs for similar triangles and share on board
- Segment Lengths with Parallel Lines sheet
- Challenge Similar Triangle Problems
Wednesday 2/17/16
Learning Targets:
Students will be able to apply properties of similar triangles, such as a line parallel to one side of a triangle divides the other two proportionally, to solve problems.
Students will be able to identify which triangle similarity theorem proves two triangles are similar.
-opening problem
-kahoot!
-finish similar triangle notes
-similar triangle proofs
-similar triangles worksheet
Tuesday 2/16/16
Learning Targets:
Students will be able to apply properties of similar triangles, such as a line parallel to one side of a triangle divides the other two proportionally, to solve problems.
Students will be able to identify which triangle similarity theorem proves two triangles are similar.
-opening problem
-triangle proportionality practice sheet
-kahoot!
-similar triangle notes
-similar triangles worksheet
Thursday 2/11/16
Learning Targets:
Students will use properties of dilations and ratios to solve problems with similar triangles.
- opening problem
- Go through dilating a figure given a center of dilation and scale factor
- Students do dilation on their own
- GeoGebraTube worksheet
- dilation sheet
- Angle Game
Wednesday 2/10/16
Learning Targets:
Students will use properties of dilations and ratios to solve problems with similar triangles.
- opening problem
- Similar Triangles Quiz
- Overlapping Similar Triangles sheet
Wednesday 2/10/16
Learning Targets:
Students will use properties of dilations and ratios to solve problems with similar triangles.
- opening problem
- Similar Triangles Quiz
- Overlapping Similar Triangles sheet
Tuesday 2/9/16
Learning Targets:
Students will use properties of dilations and ratios to solve problems with similar triangles.
- opening problem
- Similar Triangles and Dilation Practice Quiz
- get up and move/team building game
Monday 2/8/16
Learning Targets:
Students will use properties of dilations and ratios to solve problems with similar triangles.
- opening problem
- Similar Triangles Example sheet
- kahoot!
-Ratios and Similar Triangles Sheet
Friday 2/5/16
Learning Targets
Students will dilate figures in the coordinate plane
Students will explain dilation of figures in the coordinate plane in terms of side lengths and angle measures
Agenda
- opening problem
- formative assessment on similar triangles (find the match)
- Drawing Similar Triangles sheet
- Similar Triangles Example sheet
- quick assessment on similar triangles
Thursday 2/4/16
Learning Targets
Students will dilate figures in the coordinate plane
Students will explain dilation of figures in the coordinate plane in terms of side lengths and angle measures
Agenda
- opening problem
- create dilation using Geogebra
- dilation notes
- formative assessment on similar triangles
- Drawing Similar Triangles sheet
Wednesday 2/3/16
Learning Targets
Students will dilate figures in the coordinate plane
Students will explain dilation of figures in the coordinate plane
Agenda
- opening problem
- dilation sheet
Wed 2/4/15
Mental Percents Sheet
Drawing Similar Triangles sheet
Thurs 2/5/15
Similar Triangles Examples on Board
Fri 2/6/15
Ratios and Similar Triangles Sheet
Mon 2/9/15
Similar Triangles Example
Tues 2/10/15
Similar Triangles Algebra
Similar Triangles
Wed 2/11/15
Similar Figures Practice Quiz
Thurs 2/12/15
Similar Figures Quiz
GRIDWORKS puzzles
Fri 2/13/15
Mid Winter Break
Mon 2/16/15
Mid Winter Break
Tues 2/17/15
Proving Triangles Similar Notes
Writing Proofs for Similar Triangles
Wed 2/18/15
Proofs Involving Similar Triangles sheet
Thurs and Fri
Snow Days
Mon 2/23/15
Similar Triangles 2 Practice Quiz
Tues 2/24/15
Similar Triangles Quiz 2
Start Similarity Practice Test
Wed 2/25/15
Similar Unit Practice Test
Thurs 2/26/15
Go over Practice Test
Tower of Hanoi
Fri 2/27/15
Similarity Unit Test
ACT Practice Problems
Learning Targets:
Students will be assessed on Similarity Unit
Success Criteria
Competed Similarity Unit Test
Agenda
practice test answer key
- Similarity Unit Test (45 min)
- radicals practice (10 min)
_________________________________________________________________________
Tuesday 3/3/20
Learning Targets:
Students will be apply to use properties of similar triangles, dilations, and triangle proportionality to solve problems.
Agenda
- opening problem (5 min)
- Similar Triangles Unit Practice Test...test on Wednesday (40 min)
- go over answers
_________________________________________________________________________
Monday 3/2/20
Learning Targets:
Students will be apply to use properties of similar triangles, dilations, and triangle proportionality to solve problems.
Success Criteria
Engaged in formative assessment on proving triangles similar
Completed and shared results of shadow length activity
Agenda
- opening problem (5 min)
- IXL Geometry ... work on p.12 ... ten problems (8 min)
show your result
- Using length of shadow to determine height activity (25 min)
- background knowledge...length of a shadow is proportional to the height of an object
- goal: find the height of a tall object by measuring its shadow
- be ready to share your results and strategy by recording on notebook or mini whiteboard
- Similar Triangles Unit Practice Test...test on Wednesday (10 min)
_________________________________________________________________________
practice quiz answer key
page 1
page 2
Friday 2/28/20
Learning Targets:
Students will be assessed on proving triangles similar
Success Criteria
Completed Quiz
Explored Tower of Hanoi Activity
agenda
- opening problem (10 min)
- Proof with Similar Triangles Quiz (30 min)
- Tower of Hanoi activity (10 min)
- analyze on mini whiteboards...graph of moves vs. blocks...function for moves vs. blocks
_____________________________________________________________________________
Thursday 2/27/20
Learning Targets:
Students will review proving triangles similar
Success Criteria
Completed and Understood Practice Quiz
agenda
- opening problem (10 min)
do one of these tangram puzzles (6 min)
- Similar Triangles 2 Practice Quiz...quiz Thursday (20 min)
- Tower of Hanoi activity (15 min)
- analyze on mini whiteboards...graph of moves vs. blocks...function for moves vs. blocks
______________________________________________________________________________
Tuesday 2/25/20
Learning Targets:
Students will prove triangles similar
Success Criteria
Engaged in formative assessment on similar triangles proofs
Completed similar triangles proof worksheet
Agenda
- opening problem (5 min)
do one of these tangram puzzles (6 min)
- writing proofs for similar triangles on paper (12 min)
- do three examples together
-similar triangles proof worksheet (20 min)
- in groups of 3 or 4
- go over answers as a class...students present
- Do one proof on board (5 min)
- call random student to put steps into the proof
_______________________________________________________________________________
Monday 2/24/20
Learning Targets:
Students will prove triangles similar
Success Criteria
Engaged in formative assessment on similar triangles and proportions
Engaged in note taking on writing proofs for similar triangles
Completed similar triangles proof worksheet
Agenda
- opening problem (5 min)
do one of these tangram puzzles (6 min)
- review problems...
- use scale factor to find side length
- use proportions to find side lengths
- write proportions with parallel lines
- similar triangles proof notes (10 min)
- writing proofs for similar triangles on mini whiteboards (10 min)
-similar triangles proof worksheet (15 min)
_______________________________________________________________________________
Friday 2/21/20
Learning Targets:
Students will be write and solve proportions with parallel lines
Success Criteria
Engaged in formative assessment on proportions and parallel lines
Completed Segment Lengths with Parallel Lines Sheet
Agenda
- opening problem (10 min)
do one of these Tangram Puzzles
-kahoot! on scale factor (8 min)
- One solve by using proportion problem on board (5 min)
- example of parallel lines and proportional parts using Geogebra (6 min)
- students write as many true proportions as they can using this picture
- students come up to demonstrate their ratios on the board
- Segment Lengths with Parallel Lines sheet (15 min)
- in groups of 3
- go over ansewers
- similar triangles proof notes (10 min)
-similar triangle proofs on mini whiteboards (10 min)
________________________________________________________________________________
Thursday 2/20/20
Learning Targets
Students will write and solve proportions for similar triangles
Agenda
- opening problem (10 min)
- do 2 of these Tangrams
- Similar Triangles Example sheet (10 min)
- similar triangle probs on mini whiteboards (10 min)
- write proportion using sides
- find side lengths using proportions
- find value of x in similar triagles
-Ratios and Similar Triangles Sheet (20 min)
_______________________________________________________________________________
Wednesday 2/19/20
Learning Targets
Students will be assessed on dilations and similar triangles
Success Criteria
Completed Dilation and Similar Triangles Quiz
Completed a Tangram Puzzle
Agenda
- opening problem (8 min)
- dilation and similar triangles quiz (30 min)
- Cut out Tangram... (15 min)
- try to make the DOG Tangram Puzzle
____________________________________________________________________
Tuesday 2/18/20
Learning Targets:
Students will find side lengths and angle measure of similar triangles
Success Criteria
Engaged in formative assessment on similar triangles
Competed Similar Triangles and Scale Factor Practice Quiz
Agenda
-opening problem (8 min)
- Similar Triangles and Dilation Practice Quiz...Quiz Wednesday (25 min)
-kahoot! on scale factor (8 min)
___________________________________________________________________
..Quiz Wednesday
Friday 2/14/20
Learning Targets
Students will find side lengths and angle measure of similar triangles
Students will solve problems involving proportional reasoning
Success Criteria
Engaged in formative assessment on similar triangles
Competed Similar Triangles and Scale Factor Practice Quiz
Worked on Dilation Drawing
Agenda
-opening problem (8 min)
- Dilation Drawing using Ruler (15 min)
- make a more complicated figure and dilate
- at least 10 points
- Similar Triangles and Dilation Practice Quiz...Quiz Wednesday (25 min)
_______________________________________________________________________________
Thursday 2/13/20
Learning Targets
Students will find side lengths and angle measure of similar triangles
Success Criteria
Engaged in formative assessment on similar triangles
Competed Similar Triangles and Scale Factor sheet
Agenda
- opening problem (6 min)
- create similar triangles using Geogebra (10 min)
- on your own...create a drawing showing a scale factor of 3
- go over dilation tool
- show dilating by scale factor "a" using slider
- Similar Triangles Whiteboard problems (10 min)
- find the enlargement and reduction scale factor
- find the missing side using the scale factor
- find the angles in similar triangles
- are these triangles similar...how do you know?
- Similar Triangles and Scale Factor Sheet (15 min)
________________________________________________________________________________
Wednesday 2/12/20
Learning Targets
Students will find side lengths and angle measure of similar triangles
Students will solve problems involving proportional reasoning
Success Criteria
Engaged in formative assessment on drawing similar triangles
Engaged in note taking on similar triangles and scale factor
Competed Similar Triangles and Scale Factor sheet
Agenda
- opening problem (6 min)
- draw similar triangles on sheet of paper (10 min)
- in groups of 3
- Similar Triangles and Scale Factor Notes
- Similar Triangles Whiteboard problems
- find the enlargement and reduction scale factor
- find the missing side using the scale factor
- find the angles in similar triangles
- IXL Geometry...work on P.4 (10 min)
- Similar Triangles and Scale Factor Sheet (15 min)
________________________________________________________________________
Tuesday 2/11/20
Learning Targets
Students will dilate figures in the coordinate plane
Students will explain dilation of figures in the coordinate plane in terms of side lengths and angle measures
Success Criteria
Engaged in formative assessment on dilations
Completed Dilations Sheet
Agenda
- opening problem (10 min)
- Show dilation on Geogebra
- scale factor of 3
- scale factor of 1/2
- scale factor of "a" using slider
- IXL Geometry...work on L.13 (10 min)
- show result when finished
- Dilation Sheet (15 min)
- Similar Triangles Example sheet (10 min)
___________________________________________________________________
Monday 2/10/20
Learning Targets
Students will dilate figures in the coordinate plane
Students will explain dilation of figures in the coordinate plane in terms of side lengths and angle measures
Students will determine if polygons are similar using side lengths and angle measures
Success Criteria
Engaged in formative assessment and notes on dilations
Completed Dilations Sheet
Agenda
- opening problem (6 min)
- create dilation using Geogebra (12 min)
- students do dilation with scale factor of 2.5
- show how to use slider to do a dilation with any scale factor
- dilation notes (10 min)
- IXL Geometry...work on L.13 (10 min)
- show result when finished
- Dilation Sheet
- draw similar triangles on sheet of paper (10 min)
- in groups of 3
- Dilate triangle on Geogebra and write the true proportions on the board (5 min)
what is the ratio of the sides?
what is the ratio of the areas?
- similar triangle probs on mini whiteboards (10 min)
- write proportion using sides
- find side lengths using proportions
- find the scale factor
- use scale factor to find side lengths
- Similar Triangles Example sheet (if time)
______________________________________________________________________________
Friday 2/7/20
Learning Targets
Students will dilate figures in the coordinate plane
Students will explain dilation of figures in the coordinate plane
Success Criteria
Engaged in formative assessment on dilations
Completed Dilation Sheet
Agenda
- opening problem (6 min)
- dilation sheet (20 min)
- in groups of 3
- work for 15 minutes
- discuss results...what can we learn?
- dilations in coordinate plane on graph paper(10 min)
- graph a triangle and its dilated image...2x, 3x, 3/4x, 1 1/2x
- relate the pre-image to the image ... compare angles and sides
- IXL Geometry...work on L.13 (10 min)
- show result when finished
_________________________________________________________________________
****************************************************************************************
Wednesday 3/4/20
Learning Targets:
Students will be assessed on Similarity Unit
Success Criteria
Competed Similarity Unit Test
Agenda
practice test answer key
- Similarity Unit Test (45 min)
- radicals practice (10 min)
_________________________________________________________________________
****************************************************************************************
2018-19
Friday 3/22/19
Learning Targets:
Students will be assessed on Similarity Unit
Agenda
practice test answer key
- Similarity Unit Test (45 min)
- radicals practice (10 min)
_________________________________________________________________________
Thursday 3/21/19
Learning Targets:
Students will be apply to use properties of similar triangles, dilations, and triangle proportionality to solve problems.
Agenda
- opening problem (5 min)
- go over Similar Triangles Unit Practice Test...test on Friday (8 min)
- vote on dilation drawings (6 min)
- review problems
- writing proportions with letters
_________________________________________________________________________
Wednesday 3/20/19
Learning Targets:
Students will be apply to use properties of similar triangles, dilations, and triangle proportionality to solve problems.
Agenda
- opening problem (5 min)
- opening problem (5 min)
- IXL Geometry ... work on p.12 ... ten problems (8 min)
- Similar Triangles Unit Practice Test...test on Friday (35 min)
_________________________________________________________________________
Tuesday 3/19/18
Learning Targets:
Students will prove triangles similar
Agenda
- opening problem (5 min)
- opening problem (5 min)
- similar triangles proof notes (10 min)
- writing proofs for similar triangles on mini whiteboards (10 min)
-similar triangles proof worksheet (15 min)
_______________________________________________________________________________
Monday 3/18/19
Learning Targets:
Students will be able to apply properties of similar triangles to solve problems
Students will be able to identify which triangle similarity theorem proves two triangles are similar
Agenda
- opening problem (8 min)
-kahoot! on scale factor (8 min)
- example of parallel lines and proportional parts using Geogebra (6 min)
- students write as many true proportions as they can using this picture
- students come up to demonstrate their ratios on the board
- Segment Lengths with Parallel Lines sheet (15 min)
- in groups of 3
- go over ansewers
- similar triangles proof notes (10 min)
-similar triangle proofs on mini whiteboards (10 min)
________________________________________________________________________________
Friday 3/15/19
Learning Targets:
Students will dilate a figure using scale factor
Agenda
-opening problem (8 min)
- dilation drawing (25 min)
___________________________________________________________________
Thursday 3/14/19
Learning Targets
Students will be assessed on dilations and similar triangles
Agenda
- opening problem (8 min)
dilation and similar triangles quiz (30 min)
____________________________________________________________________
Wednesday 3/13/19
Learning Targets
Students will find side lengths and angle measure of similar triangles
Students will solve problems involving proportional reasoning
Agenda
-opening problem (8 min)
- Similar Triangles and Dilation Practice Quiz...Quiz Thursday (25 min)
- Dilation Drawing using Ruler (15 min)
- make a more complicated figure and dilate
- at least 10 points
_______________________________________________________________________________
...answer key
Tuesday 3/12/19
Learning Targets
Students will find side lengths and angle measure of similar triangles
Students will solve problems involving proportional reasoning
Agenda
- opening problem (6 min)
- dilation using a ruler...show a simple example (15 min)
are the shapes similar? how do you know?
do a more complicated example on your own
- Graph a triangle and dilation on Geogebra (15 min)
- what is the scale factor?
- what is the length of a missing side?
- what is the measure of a missing angle?
- IXL Geometry...work on P.5(10 min)
________________________________________________________________________________
Monday 3/11/19
Learning Targets
Students will find side lengths and angle measure of similar triangles
Students will solve problems involving proportional reasoning
Similar Triangles Notes
Agenda
- opening problem (6 min)
- define similar triangles (3 min)
define proportional
- IXL Geometry...work on P.4 (10 min)
- whiteboard problems (12 min)
- find missing side lengths on similar triangles...using scale factor and proportion
- "are these figures similar?" explain how you know
- work on Similar Triangles Sheet (15 min)
- in groups of 3
- go over answers as a class
________________________________________________________________________
Friday 3/8/19
Learning Targets
Students will dilate figures in the coordinate plane
Students will explain dilation of figures in the coordinate plane in terms of side lengths and angle measures
Agenda
- opening problem (10 min)
- triangle dilation tool
- IXL Geometry ... Do problems from P.1 (5 min)
- Similar Triangles Example sheet (10 min)
- similar triangle probs on mini whiteboards (10 min)
- write proportion using sides
- find side lengths using proportions
- find the scale factor
- use scale factor to find side lengths
-Ratios and Similar Triangles Sheet (12 min)
________________________________________________________________________________
Thursday 3/7/19
Learning Targets
Students will dilate figures in the coordinate plane
Students will explain dilation of figures in the coordinate plane in terms of side lengths and angle measures
Students will determine if polygons are similar using side lengths and angle measures
Agenda
- opening problem (6 min)
- find missing side on triangles sheet (5 min)
- create dilation using Geogebra (12 min)
- students do dilation with scale factor of 2.5
- show how to use slider to do a dilation with any scale factor
- dilation notes (10 min)
- draw similar triangles on sheet of paper (10 min)
- in groups of 3
- Dilate triangle on Geogebra and write the true proportions on the board (5 min)
what is the ratio of the sides?
what is the ratio of the areas?
- similar triangle probs on mini whiteboards (10 min)
- write proportion using sides
- find side lengths using proportions
- find the scale factor
- use scale factor to find side lengths
- Similar Triangles Example sheet (if time)
________________________________________________________________________________
Wednesday 3/6/19
Learning Targets
Students will dilate figures in the coordinate plane
Students will explain dilation of figures in the coordinate plane
Agenda
- opening problem (6 min)
- dilations in coordinate plane on mini whiteboards (10 min)
- graph a triangle and its dilated image
- relate the pre-image to the image ... compare angles and sides
- show dilations on Geogebra (4 min)
- show different centers of dilation
- how does area of figure compare with area of 2x dilation figure?
- dilation sheet (20 min)
- work for 15 minutes
- discuss results...what can we learn?
- dilation with a ruler examples (8 min)
- I do we do
_________________________________________________________________________
***************************************************************************************
Thursday 3/21/19
Learning Targets:
Students will be apply to use properties of similar triangles, dilations, and triangle proportionality to solve problems.
Agenda
- opening problem (5 min)
- go over Similar Triangles Unit Practice Test...test on Friday (8 min)
- vote on dilation drawings (6 min)
- review problems
- writing proportions with letters
_________________________________________________________________________
***************************************************************************************
_______________________________________________________________________________
2017-18
Tuesday 3/6/198
Learning Targets:
Students will be apply to use properties of similar triangles, dilations, and triangle proportionality to solve problems.
Agenda
- Similar Triangles Unit Test (40 min) ...
practice test answer key
- radicals practice (10 min)
_______________________________________________________________________________
Monday 3/5/198
Learning Targets:
Students will be apply to use properties of similar triangles, dilations, and triangle proportionality to solve problems.
Agenda
- opening problem (5 min)
- do Similarity and Proportions quiz in groups of 3 (20 min)
- go over Similar Triangles Unit Practice Test (5 min)
practice test answer key
- whiteboard problems on similarity and proportions (10 min)
- play Pictionary as a class (10 min)
_______________________________________________________________________________
Friday 3/2/18
Learning Targets:
Students will be apply to use properties of similar triangles, dilations, and triangle proportionality to solve problems.
Agenda
- opening problem (5 min)
- IXL Geometry ... work on p.12 ... ten problems (8 min)
- Similar Triangles Unit Practice Test...test on Tuesday (35 min)
_________________________________________________________________________
Thursday 3/1/18
Learning Targets:
Students will be apply to use properties of similar triangles, dilations, and triangle proportionality to solve problems.
Agenda
- opening problem (5 min)
- Reteaching from Interim #3
- look at small slips and problems missed individually (4 min)
- in groups of 3 look at problems that were a concern (12 min)
- discuss...why did students miss this problem?
- proportion problems on mini whiteboards (6 min)
- writing proofs for similar triangles on mini whiteboards (8 min)
-similar triangles proof worksheet (8 min)
_______________________________________________________________________________
Wednesday 2/28/18
Learning Targets:
Students will be apply to use properties of similar triangles, dilations, and triangle proportionality to solve problems.
Agenda
-opening problem (8 min)
- explain dilation drawing assignment (3 min)
-similar triangles proof worksheet (8 min)
- work on dilation drawing assignment (25 min)
_____________________________________________________________________________
Tuesday 2/27/18
Learning Targets:
Students will be able to apply proportions to do indirect measurement.
Agenda
- opening problem (10 min)
- similar triangles proof notes (10 min)
-similar triangle proofs on mini whiteboards (10 min)
- indirect measurement of heigh of light pole using shadows (15 min)
-similar triangles worksheet (if time)
________________________________________________________________________________
Monday 2/26/18
Learning Targets:
Students will be able to apply properties of similar triangles to do indirect measurement.
-opening problem (10 min)
- Dilation Using a Ruler (5 min)
- one together
- back of sheet done on own after Interim
- Interim Assessment #3 (25 min)
- Finish Dilation Using a Ruler (10 min)
_______________________________________________________________________________
Friday 2/23/18
Learning Targets:
Students will be able to apply properties of similar triangles, such as a line parallel to one side of a triangle divides the other two proportionally, to solve problems.
Students will be able to identify which triangle similarity theorem proves two triangles are similar.
Agenda
-opening problem (8 min)
-opening problem (10 min)
-kahoot! on scale factor (10 min)
- example of parallel lines and proportional parts using Geogebra (5 min)
- students write as many true proportions as they can using this picture
- students come up to demonstrate their ratios on the board
- Segment Lengths with Parallel Lines sheet (10 min)
- in groups of 3
- similar triangles proof notes (10 min)
-similar triangle proofs on mini whiteboards (10 min)
-similar triangles worksheet (if time)
________________________________________________________________________________
Thursday 2/22/17
Learning Targets
Students will find side lengths and angle measure of similar triangles
Students will solve problems involving proportional reasoning
Agenda
-opening problem (8 min)
- Similar Triangles and Dilations Quiz (25 min)
- IXL Geometry...work on P.10 (10 min)
- Segment Lengths with Parallel Lines sheet (10 min)
_______________________________________________________________________________
Wednesday 2/21/18
Learning Targets
Students will find side lengths and angle measure of similar triangles
Students will solve problems involving proportional reasoning
Agenda
-opening problem (8 min)
- Similar Triangles sheet...do problems on mini whiteboards (10 min)
- Similar Triangles and Dilation Practice Quiz...Quiz Thursday (25 min)...answer key
- IXL Geometry...work on P.8(10 min)
- Dilate a shape using a ruler
- show one example
- do one on your own
________________________________________________________________________________
Tuesday 2/20/18
Learning Targets
Students will find side lengths and angle measure of similar triangles
Students will solve problems involving proportional reasoning
Agenda
- opening problem (6 min)
- IXL Geometry...work on P.4 (10 min)
- whiteboard problems (12 min)
- find missing side lengths on similar triangles
- two overlapping triangles find side lengths
- "are these figures similar?" explain how you know
- finish Similar Triangles Sheet (10 min)
- in groups of 3
- go over answers as a class
________________________________________________________________________
- Similar Triangles and Dilation Practice Quiz.. (20min)
_______________________________________________________________________________
Friday 2/15/18
Learning Targets
Students will find side lengths and angle measure of similar triangles
Students will solve problems involving proportional reasoning
Agenda
- opening problem (6 min)
- IXL Geometry...work on P.4 (10 min)
Discuss..."What makes two triangles similar?" (5 min)
- in groups of 3 then share answers
- On board define scale factor
- simple problem showing scale factor of 3 and ratio of sides
- problem showing scale factor of 2/3 and ratio of sides
- Similarity Example Probs on Whiteboards
- find missing sides on similar triangles given ratio of sides
- find missing sides on triangles using other side lengths
- "are these triangles similar?" using angle measures
- "are these triangles similar?" using side lengths
Similar Triangles Sheet
- in groups of 3
- due on Tuesday
__________________________________________________________________________
Wednesday 2/14/18
Learning Targets
Students will dilate figures in the coordinate plane
Students will explain dilation of figures in the coordinate plane in terms of side lengths and angle measures
Agenda
- opening problem (10 min)
- IXL Geometry ... Do problems from P.1 (5 min)
- Similar Triangles Example sheet (10 min)
- similar triangle probs on mini whiteboards (10 min)
- write proportion using sides
- find side lengths using proportions
- find the scale factor
- use scale factor to find side lengths
-Ratios and Similar Triangles Sheet (12 min)
________________________________________________________________________________
Tuesday 2/13/18
Learning Targets
Students will dilate figures in the coordinate plane
Students will explain dilation of figures in the coordinate plane in terms of side lengths and angle measures
Students will determine if polygons are similar using side lengths and angle measures
Agenda
- opening problem (6 min)
- find missing side on triangles sheet (5 min)
- create dilation using Geogebra (12 min)
- students do dilation with scale factor of 2.5
- show how to use slider to do a dilation with any scale factor
- dilation notes (10 min)
- draw similar triangles on sheet of paper (10 min)
- in groups of 3
- Dilate triangle on Geogebra and write the true proportions on the board (5 min)
what is the ratio of the sides?
what is the ratio of the areas?
- similar triangle probs on mini whiteboards (10 min)
- write proportion using sides
- find side lengths using proportions
- find the scale factor
- use scale factor to find side lengths
- Similar Triangles Example sheet (if time)
_______________________________________________________________________________
Thursday 2/8/18
Learning Targets
Students will dilate figures in the coordinate plane
Students will explain dilation of figures in the coordinate plane
Agenda
- opening problem (6 min)
- dilations in coordinate plane on mini whiteboards (10 min)
- graph a triangle and its dilated image
- relate the pre-image to the image ... compare angles and sides
- show dilations on Geogebra (4 min)
- show different centers of dilation
- how does area of figure compare with area of 2x dilation figure?
- dilation sheet (20 min)
- work for 15 minutes
- discuss results...what can we learn?
- dilation with a ruler examples (8 min)
- I do we do
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Friday 3/2/18
Learning Targets:
Students will be apply to use properties of similar triangles, dilations, and triangle proportionality to solve problems.
Agenda
- opening problem (5 min)
- IXL Geometry ... work on p.12 ... ten problems (8 min)
- Similar Triangles Unit Practice Test...test on Tuesday (35 min)
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2016-17
Thursday 2/16/17
Learning Targets:
Students will be apply to use properties of similar triangles, dilations, and triangle proportionality to solve problems.
Agenda
--opening problem (5 min)
- Similar Triangles Unit Test (40 min)
- radicals practice (10 min)
_______________________________________________________________________________
Wednesday 2/15/17
Learning Targets:
Students will be apply to use properties of similar triangles, dilations, and triangle proportionality to solve problems.
Agenda
- opening problem (5 min)
- Similar Triangles Unit Practice Test (35 min)
- dilate a complex figure on plain paper
_______________________________________________________________________________
Tuesday 2/14/17
Learning Targets:
Students will be apply to use properties of similar triangles, dilations, and triangle proportionality to solve problems.
Agenda
-opening problem (8 min)
- Similar Triangles and Proportions Quiz 2 (25 min)
- side measures on right triangles sheet (15 min)
_______________________________________________________________________________
Monday 2/13/17
Learning Targets:
Students will review similar triangles unit
agenda
- opening problem (10 min)
- drawing dilated triangles on blank paper example...scale factor 2 (4 min)
- students create dilated drawing on their own..scale factor 3/2 (5 min)
- Similar Triangles 2 Practice Quiz...quiz Tuesday (20 min)
- Tower of Hanoi activity (15 min)
- analyze on mini whiteboards...graph of moves vs. blocks...function for moves vs. blocks
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Friday 2/10/17
Learning Targets:
Students will be able to apply properties of similar triangles to do indirect measurement.
-opening problem (10 min)
-Similar triangle indirect measurement activity (20 min)
- estimate height of wall in the gym using mirror on floor
- students bring mini whiteboard to record problem and solve
-discuss results from activity
- example problem on mini whiteboards
- similar triangle proofs on mini whiteboards (5 min)
- Review of Similar Triangles Proofs sheet (10 min)
_______________________________________________________________________________
Thursday 2/9/17
Learning Targets:
Students will be able to identify which triangle similarity theorem proves two triangles are similar.
Agenda
- opening problem (8 min)
- IXL Geometry...work on P.11 (10 min)
- similar triangles proof notes (10 min)
-similar triangle proof on mini whiteboards (10 min)
-similar triangles worksheet (10 min)
_______________________________________________________________________________
Wednesday 2/8/17
Learning Targets:
Students will be able to apply properties of similar triangles, such as a line parallel to one side of a triangle divides the other two proportionally, to solve problems.
Students will be able to identify which triangle similarity theorem proves two triangles are similar.
Agenda
-opening problem (8 min)
-kahoot! on scale factor (10 min)
- example of parallel lines and proportional parts using Geogebra (5 min)
- Segment Lengths with Parallel Lines sheet (10 min)
- similar triangles proof notes (10 min)
-similar triangle proofs on mini whiteboards
-similar triangles worksheet
________________________________________________________________________________
Tuesday 2/7/17
Learning Targets
Students will find side lengths and angle measure of similar triangles
Students will solve problems involving proportional reasoning
Agenda
-opening problem (8 min)
- opening problem (6 min)
- Similar Triangles and Proportions Quiz (25 min)
- IXL Geometry...work on P.10 (10 min)
- Segment Lengths with Parallel Lines sheet (10 min)
_______________________________________________________________________________
Monday 2/6/17
Learning Targets
Students will find side lengths and angle measure of similar triangles
Students will solve problems involving proportional reasoning
Agenda
- opening problem (6 min)
- Similar Triangles sheet in groups of 3 (10 min)
- Similar Triangles and Dilation Practice Quiz...Quiz Tuesday (20min)
- IXL Geometry...work on P.5 (10 min)
________________________________________________________________________________
Friday 2/3/17
Learning Targets
Students will find side lengths and angle measure of similar triangles
Students will solve problems involving proportional reasoning
Agenda
- opening problem (6 min)
- Discuss...How can we tell if two triangles are similar?
- two ways
- Similar Polygons sheet (10 min)
- similar triangle probs on mini whiteboards...in groups of two (10 min)
- write proportion using sides
- find side lengths using proportions
- find the scale factor
- use scale factor to find side lengths
- IXL Geometry...work on P.5 (10 min)
- Similar Triangles sheet (10 min)
- Similar Triangles and Dilation Practice Quiz...Quiz Tuesday (10 min)
________________________________________________________________________________
Thursday 2/2/17
Learning Targets
Students will dilate figures in the coordinate plane
Students will explain dilation of figures in the coordinate plane in terms of side lengths and angle measures
Agenda
- opening problem (10 min)
- Similar Triangles Example sheet (10 min)
- similar triangle probs on mini whiteboards (10 min)
- write proportion using sides
- find side lengths using proportions
- find the scale factor
- use scale factor to find side lengths
- IXL Geometry...work on P.4 (10 min)
-Ratios and Similar Triangles Sheet (10 min)
________________________________________________________________________________
Wednesday 2/1/17
Learning Targets
Students will dilate figures in the coordinate plane
Students will explain dilation of figures in the coordinate plane in terms of side lengths and angle measures
Students will determine if polygons are similar using side lengths and angle measures
Agenda
- opening problem (6 min)
- find missing side on triangles sheet (5 min)
- create dilation using Geogebra (12 min)
- students do dilation with scale factor of 2.5
- show how to use slider to do a dilation with any scale factor
- dilation notes (10 min)
- draw similar triangles on sheet of paper (10 min)
_______________________________________________________________________________
Tuesday 1/31/17
Learning Targets
Students will dilate figures in the coordinate plane
Students will explain dilation of figures in the coordinate plane
Agenda
- opening problem
- dilations in coordinate plane on mini whiteboards
- show dilations on Geogebra
- show different centers of dilation
- how does area of figure compare with area of 2x dilation figure?
- dilation sheet
________________________________________________________________________________
Wednesday 2/24/16
Learning Targets:
Students will be apply to use properties of similar triangles, dilations, and triangle proportionality to solve problems.
-opening problem
-Similar Triangles Test
-GeoGebraTube page
Remember a perfect square is the product of a number multiplied by itself.
Examples of perfect squares are 1, 4, 9, 16, 25, 36, . . .
Tuesday 2/23/16
Learning Targets:
Students will be apply to use properties of similar triangles, dilations, and triangle proportionality to solve problems.
-opening problem
- Review of Similar Triangles Proofs
- kahoot!
Monday 2/22/16
Learning Targets:
Students will be apply to use properties of similar triangles, dilations, and triangle proportionality to solve problems.
-opening problem
-Practice Test
Friday 2/19/16
Learning Targets:
Students will be able to apply properties of similar triangles to do indirect measurement.
-opening problem
-Similar triangle activity
-Discuss results from activity
Thursday 2/18/16
Learning Targets:
Students will be able to apply properties of similar triangles, such as a line parallel to one side of a triangle divides the other two proportionally, to solve problems.
Students will be able to identify which triangle similarity theorem proves two triangles are similar.
- opening problem
- Write out proofs for similar triangles and share on board
- Segment Lengths with Parallel Lines sheet
- Challenge Similar Triangle Problems
Wednesday 2/17/16
Learning Targets:
Students will be able to apply properties of similar triangles, such as a line parallel to one side of a triangle divides the other two proportionally, to solve problems.
Students will be able to identify which triangle similarity theorem proves two triangles are similar.
-opening problem
-kahoot!
-finish similar triangle notes
-similar triangle proofs
-similar triangles worksheet
Tuesday 2/16/16
Learning Targets:
Students will be able to apply properties of similar triangles, such as a line parallel to one side of a triangle divides the other two proportionally, to solve problems.
Students will be able to identify which triangle similarity theorem proves two triangles are similar.
-opening problem
-triangle proportionality practice sheet
-kahoot!
-similar triangle notes
-similar triangles worksheet
Thursday 2/11/16
Learning Targets:
Students will use properties of dilations and ratios to solve problems with similar triangles.
- opening problem
- Go through dilating a figure given a center of dilation and scale factor
- Students do dilation on their own
- GeoGebraTube worksheet
- dilation sheet
- Angle Game
Wednesday 2/10/16
Learning Targets:
Students will use properties of dilations and ratios to solve problems with similar triangles.
- opening problem
- Similar Triangles Quiz
- Overlapping Similar Triangles sheet
Wednesday 2/10/16
Learning Targets:
Students will use properties of dilations and ratios to solve problems with similar triangles.
- opening problem
- Similar Triangles Quiz
- Overlapping Similar Triangles sheet
Tuesday 2/9/16
Learning Targets:
Students will use properties of dilations and ratios to solve problems with similar triangles.
- opening problem
- Similar Triangles and Dilation Practice Quiz
- get up and move/team building game
Monday 2/8/16
Learning Targets:
Students will use properties of dilations and ratios to solve problems with similar triangles.
- opening problem
- Similar Triangles Example sheet
- kahoot!
-Ratios and Similar Triangles Sheet
Friday 2/5/16
Learning Targets
Students will dilate figures in the coordinate plane
Students will explain dilation of figures in the coordinate plane in terms of side lengths and angle measures
Agenda
- opening problem
- formative assessment on similar triangles (find the match)
- Drawing Similar Triangles sheet
- Similar Triangles Example sheet
- quick assessment on similar triangles
Thursday 2/4/16
Learning Targets
Students will dilate figures in the coordinate plane
Students will explain dilation of figures in the coordinate plane in terms of side lengths and angle measures
Agenda
- opening problem
- create dilation using Geogebra
- dilation notes
- formative assessment on similar triangles
- Drawing Similar Triangles sheet
Wednesday 2/3/16
Learning Targets
Students will dilate figures in the coordinate plane
Students will explain dilation of figures in the coordinate plane
Agenda
- opening problem
- dilation sheet
Wed 2/4/15
Mental Percents Sheet
Drawing Similar Triangles sheet
Thurs 2/5/15
Similar Triangles Examples on Board
Fri 2/6/15
Ratios and Similar Triangles Sheet
Mon 2/9/15
Similar Triangles Example
Tues 2/10/15
Similar Triangles Algebra
Similar Triangles
Wed 2/11/15
Similar Figures Practice Quiz
Thurs 2/12/15
Similar Figures Quiz
GRIDWORKS puzzles
Fri 2/13/15
Mid Winter Break
Mon 2/16/15
Mid Winter Break
Tues 2/17/15
Proving Triangles Similar Notes
Writing Proofs for Similar Triangles
Wed 2/18/15
Proofs Involving Similar Triangles sheet
Thurs and Fri
Snow Days
Mon 2/23/15
Similar Triangles 2 Practice Quiz
Tues 2/24/15
Similar Triangles Quiz 2
Start Similarity Practice Test
Wed 2/25/15
Similar Unit Practice Test
Thurs 2/26/15
Go over Practice Test
Tower of Hanoi
Fri 2/27/15
Similarity Unit Test
ACT Practice Problems