1. Section5.1 Angles and Their Measure

2. Angles

5. Measuring Angles Using Degrees

6. Names of Angles

8. Measuring Angles Using Radians

10. Example
20 inches
5 inches

11. Relationship between Degrees and Radians

13. Example

14. Example

15. Drawing Angles in Standard Position

16. Angles Formed by Revolution of Terminal Sides

17. Example

18. Degree and Angle Measures of Selected Positive and Negative Angles

20. Coterminal Angles

22. Example

23. Example

24. Example

25. The Length of a Circular Arc

27. Example

28. Example

29. Linear and Angular Speed

31. Example

32. (a)
(b)
(c)
(d)

33. (a)
(b)
(c)
(d)