2 Geometry Mr. Garber & Ms. Hain 9. Now's let's discover a rule for rotating a shape CCW 180 Step 1: Graph the triangle C(2, 2), A(2, 5) and T(7, 5) on the coordinate graph Step 2: Using your transparency or paper, trace triangle C'A'T' Step 3: Using the transparency, rotate triangle C'A'T' 180 degree CCW Step 4: List the points of Y'U'M' below: C(2, 2) --> C' ( A( 2, 5) --> A' ( T(7, 5) --> T' Analyze the change in your points: What is a possible rule for rotating a shape 180 CCW? 10- EGO 8. 10-8 0. 2. Rotate 180 CCW: (x, y) --> ( Level 3: In problems 12 – 15, write the coordinates of the 10) What are the coordinates of M', the image of image of the point under the origin of: M(2, 4) after a counter-clockwise rotation of 90° about the origin? (Use the Rule above) 1.(-2,4) 2. (-2,-4) 3.(-4, 2) 4.(-4,-2) a. 90° clockwise b. 90° counterclockwise 12. (-2, -4) 13. (3,-1) 11) What are the coordinates of B', the image of B(-2, 3) after a clockwise rotation of 90° about the origin? (Look at Question 1 above) 1. (-3, 2) 2. (3, 2) 3. (2, -3) (a) (b) 14. (-1,-3) 15. (-6, –1) 4. (2, 3) b) (a) wold MUY dog art tel qat Wrap Up: Daily Checklist OI was able to correctly rotate each geometric figure. OI was able to find the coordinates of the translated images. O I was able to find the rules for rotations of 90° and 180° DI was able to justify my responses with explanations that make sense. 60 CCM (x
2 Geometry Mr. Garber & Ms. Hain 9. Now's let's discover a rule for rotating a shape CCW 180 Step 1: Graph the triangle C(2, 2), A(2, 5) and T(7, 5) on the coordinate graph Step 2: Using your transparency or paper, trace triangle C'A'T' Step 3: Using the transparency, rotate triangle C'A'T' 180 degree CCW Step 4: List the points of Y'U'M' below: C(2, 2) --> C' ( A( 2, 5) --> A' ( T(7, 5) --> T' Analyze the change in your points: What is a possible rule for rotating a shape 180 CCW? 10- EGO 8. 10-8 0. 2. Rotate 180 CCW: (x, y) --> ( Level 3: In problems 12 – 15, write the coordinates of the 10) What are the coordinates of M', the image of image of the point under the origin of: M(2, 4) after a counter-clockwise rotation of 90° about the origin? (Use the Rule above) 1.(-2,4) 2. (-2,-4) 3.(-4, 2) 4.(-4,-2) a. 90° clockwise b. 90° counterclockwise 12. (-2, -4) 13. (3,-1) 11) What are the coordinates of B', the image of B(-2, 3) after a clockwise rotation of 90° about the origin? (Look at Question 1 above) 1. (-3, 2) 2. (3, 2) 3. (2, -3) (a) (b) 14. (-1,-3) 15. (-6, –1) 4. (2, 3) b) (a) wold MUY dog art tel qat Wrap Up: Daily Checklist OI was able to correctly rotate each geometric figure. OI was able to find the coordinates of the translated images. O I was able to find the rules for rotations of 90° and 180° DI was able to justify my responses with explanations that make sense. 60 CCM (x
Elementary Geometry For College Students, 7e
7th Edition
ISBN:9781337614085
Author:Alexander, Daniel C.; Koeberlein, Geralyn M.
Publisher:Alexander, Daniel C.; Koeberlein, Geralyn M.
ChapterP: Preliminary Concepts
SectionP.CT: Test
Problem 1CT
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