1. Chapter 2
Section 2

3. Figure

4. Definition

5. Find the Exact Values of the Trigonometric Functions Using a Point on the Unit Circle

6. Example

7. Figure

8. Solution

9. Figure

10. Definition

11. Find the Exact Values of the Trigonometric Functions of Quadrantal Angles

12. Example

13. Solution

14. Solution

15. Figure

16. Solution

17. Figure

18. Solution

19. Figure

20. Table

21. Example

22. Solution

23. Find the Exact Values of the Trigonometric Functions

24. Example

25. Solution

26. Solution continued

27. Example

28. Solution

29. Find the Exact Values of the Trigonometric Functions

30. Figure

31. Example

32. Solution

33. Figure

34. Example

35. Solution

36. Figure

37. Table

38. Example

39. Figure

40. Solution

41. Find the Exact Values of the Trigonometric Functions for Integer Multiples of

42. Figure

43. Example

44. Solution

45. Figure

46. Figure

47. Example

48. Use a Calculator to Approximate Value of a Trigonometric Function

49. Example

50. Solution

51. Figure

52. Use a Circle of Radius r to Evaluate the Trigonometric Functions

53. Figure

54. Theorem

55. Example

56. Solution

57. Figure

58. Figure