1. Warm up Identify the transformation ∆RST → ∆XYZ.
Is RT congruent to XZ?
What is the image of T?
What is the preimage of Y?

2. Review Homework

3. Dilations

4. Dilations NOT an isometry.
Dilations are a resizing of the image. They change the lengths of the segments but NOT the ANGLES.

5. Use the given scale factor to find the coordinates of the vertices of the image of the polygon.

6. Use the given scale factor to find the coordinates of the vertices of the image of the polygon.

7. Use the given scale factor to find the coordinates of the vertices of the image of the polygon.

8. Unit 5 Review

9. Find the value of each variable, given that the transformation is an isometry.

10. Even, Odd or Neither? 1
1 x0
neither
ODD
neither

11. Even, Odd or Neither?
Even, Odd or Neither?  
EVEN
Neither
ODD

12. Translate the image by (x – 8, y + 2)

13. Find the pre-image (x + 12, y – 17)

14. Reflect over the x-axis

15. Reflect across y = -x

16. Rotate 90° Clockwise about the origin

17. Rotate 90° Counterclockwise about the origin

18. Finding the Image of a Composition
Given the line segment : C(2, 0), D(3, 3)
C’(2, 0), D’(3, –3)
C’’(0, –2), D’’(–3, –3)

19. Unit 5 Support Test Review Sheet
Homework
Unit 5 Support Test Review Sheet