1. Pre-Algebra Chapter 9 Review

2. Chapter 9 Review 1) a) Name three segments on AC. b)Name a pair of vertical angles. F D G E C B A

3. 1) a) Name three segments on AC. b)Name a pair of vertical angles. Chapter 9 Review Answer AC, AE, EC F D G E C B A  ADE and  FDG, or  AED and  BEC, or  AEB and  DEC, or  ADF and  EDG

4. Chapter 9 Review 2)If m  FDG = 40, what is m  DAE? F D G E C B A

5. Chapter 9 Review Answer 50 F D G E C B A

6. Chapter 9 Review 3)a) Find the compliment of 35˚. b) Find the supplement of 2y˚.

7. 3)a) Find the compliment of 35˚. b) Find the supplement of 2y˚. Chapter 9 Review Answer 55˚ 180 – 2y˚

8. Chapter 9 Review 4)a) radius = 20 m, diameter = _____. b) radius = _____, diameter = 100 cm. c) radius = 4x, diameter = _____.

9. 4)a) radius = 20 m, diameter = _____. b) radius = _____, diameter = 100 cm. c) radius = 4x, diameter = _____. Chapter 9 Review Answer 40 m 50 8x8x

10. Chapter 9 Review 5)ABCD  EFGH a) BC  ____ b)  DAB  ____ c) CD  ____

11. 5)ABCD  EFGH a) BC  ____ b)  DAB  ____ c) CD  ____ Chapter 9 Review Answer FG  HEF GH

12. Chapter 9 Review 6)At the same time that a 6 ft person casts a 10 ft shadow, a building casts a 200 ft shadow. How tall is the building?

13. Chapter 9 Review Answer 120 ft

14. Chapter 9 Review 7)Draw and label the following: a) concave octagon b) obtuse isosceles triangle c) regular quadrilateral

15. 7)Draw and label the following: a) concave octagon b) obtuse isosceles triangle c) regular quadrilateral Chapter 9 Review Answer

16. Chapter 9 Review 8)a) What is the sum of the measures of the interior angles of an octagon? b) If the octagon is regular, what is the degree measure of each angle?

17. 8)a) What is the sum of the measures of the interior angles of an octagon? b) If the octagon is regular, what is the degree measure of each angle? Chapter 9 Review Answer 135˚ 1080˚

18. Chapter 9 Review 9)Find m  x. 40˚ x

19. 9)Find m  x. Chapter 9 Review Answer 50˚ 40˚ x