1. CHAPTER 10.2 MEASURING ANGLES AND ARCS

2. A central angle of a circle is an angle with a vertex in the center of the circle. The sides of a central angle are radii of the circle. CENTRAL ANGLE

3. CONCEPT

4. Find Measures of Central Angles Find the value of x.

5. A.9 B.10 C.11 D.65 Find the value of x.

7. Classify Arcs and Find Arc Measures Answer:

8. Classify Arcs and Find Arc Measures

9. Answer:

10. A. B. C. D.

11. A. B. C. D.

12. A. B. C. D.

13. CONCEPT

14. Find Arc Measures in Circle Graphs Answer:

15. Find Arc Measures in Circle Graphs

16. A.124.3 B.140.4 C.155.6 D.165.9

17. A.273.6 B.240.5 C.215.7 D.201.4

18. CONCEPT

19. Use Arc Addition to Find Measures of Arcs

21. A.180 B.90 C.52 D.38

22. A.52 B.90 C.142 D.180

23. CONCEPT

24. Find Arc Length Arc Length Equation Answer:

25. Find Arc Length Answer:

26. Find Arc Length Answer:

27. A.3.56 cm B.3.77 cm C.3.98 cm D.4.21 cm

28. A.36.56 cm B.37.79 cm C.38.61 cm D.40.21 cm

29. A.32.99 cm B.33.59 cm C.33.89 cm D.34.61 cm