Name_____________________________________________ Date__________________________ Period____________ Geometry w. Trig.

Unit 2 Quiz 1 Review Use the diagram to the right to answer #1-8. Treat each scenario as a new, separate scenario.

1. If m∠7 = 95°, then m∠3 = ______

2. If m∠1 = 115°, then m∠5 =______

3. If m∠4 = 70°, then m∠2 = ______

4. If m∠2 = 66°, then m∠3 = ______

5. If m∠6 = 45°, then m∠4 = ______

6. If m∠8 = 90°, then m∠3= ______

7. If m∠8 = 60°, then m∠6 = ______

8. If m∠2 = 52°, then m∠7 = ______

Use the diagram below to find the missing angle measures given line a || line b, m∠1 = 78°, and m∠2 = 47°.

Use the diagram to the right to answer #17-19. 17. Name a segment that appears to be parallel to 𝐸𝐶̅̅̅̅ .__________________ 18. Name a segment that is skew to 𝐷𝐵̅̅ ̅̅ and contains E. ________________ 19. Name a segment that appears to be perpendicular to 𝐹𝐷̅̅ ̅̅ . ________________ Use the diagram below to answer #20-23.

20. Is 𝐵𝐸 ⃡ ⊥ 𝐸𝑅 ⃡ ? __________________ 21. Find the value of x.

22. Find the value of y.

23. Does 𝐸𝐴 bisect ∠BER? Explain.

9. m∠3= ___________ 10. m∠4= __________

11. m∠5= _________ 12. m∠6= __________

13. m∠7= __________ 14. m∠8= __________

15. m∠9= __________ 16. m∠10= ________

(𝑥 + 8)°

(2𝑥 − 8)°

𝑦°

•

•

• •

A B

E R

Find each missing variable. Then explain your reasoning in order in if-then form. 24.

x = ________; If _________________________________________________ then_________________________________________________

25.

x = ________; y = ________

If _________________________________________________then_________________________________________________

If _________________________________________________ then_________________________________________________

26.

x = ________; y = ________ If _________________________________________________then_________________________________________________

If _________________________________________________ then_________________________________________________

27.

x = ________; y = ________ If _________________________________________________then_________________________________________________

If _________________________________________________ then_________________________________________________

(y2 – 10)

(8y – 25) x