1. Unit 2 – Similarity, Congruence, and Proofs
Review Quiz #4
Exploring Congruence

2. Rotate the given triangle 60º counterclockwise about R?
Question 1
Rotate the given triangle 60º counterclockwise
about R?

3. Reflect the given triangle over x = –2?
Question 2
Reflect the given triangle over x = –2?

4. Translate the given triangle to the left 3 units and up 6 units?
Question 3
Translate the given triangle to the left 3 units and
up 6 units?

5. ABCD has undergone a rigid motion of a reflection
Question 4
Are the two figures below congruent? Why or why not?
Congruent;
ABCD has undergone a rigid motion of a reflection

6. Are the two figures below congruent? Why or why not?
Question 5
Are the two figures below congruent? Why or why not?
Not congruent; ∆ABC has undergone a non-rigid motion of a vertical compression

7. Question 6
Predict the effect(s) of reflecting the given triangle over the line x = 3.

8. Question 7
Predict the effect(s) of rotating the given triangle 75° counterclockwise about R.

9. Question 8
Predicts the effect(s) of translating the given pentagon 2 units to the right and 5 units down? Each square on the grid represents 1 unit.

10. Question 9
Predicts the effect(s) of reflecting the given rectangle over the line y = –2.

11. Question 10
Predicts the effect(s) of rotating the given rectangle 135° counterclockwise about R.

12. Translations, Reflections, and Rotations
Question 11
What are the 3 rigid motions?
Translations, Reflections, and Rotations

13. Congruent; ∆ABC has undergone a rigid motion of a reflection.
Question 12
Are the two figures congruent? Why or why not?
Congruent; ∆ABC has undergone a rigid motion of a reflection.

14. Not congruent; ∆ ABC has undergone a non-rigid motion of a dilation.
Question 13
Are the two figures congruent? Why or why not?
Not congruent; ∆ ABC has undergone a non-rigid motion of a dilation.

15. Congruent; Rectangle ABCD has undergone a rigid motion of a rotation.
Question 14
Are the two figures congruent? Why or why not?
Congruent; Rectangle ABCD has undergone a rigid motion of a rotation.

16. Congruent; ∆ ABC has undergone a rigid motion of a translation.
Question 15
Are the two figures congruent? Why or why not?
Congruent; ∆ ABC has undergone a rigid motion of a translation.