1. Chapter 4 Trigonometry

2. Copyright © Houghton Mifflin Company. All rights reserved.4 | 2Copyright © Houghton Mifflin Company. All rights reserved. Section 4.1: Figure 4.1, Terminal and Initial Side of an Angle

3. Copyright © Houghton Mifflin Company. All rights reserved.4 | 3Copyright © Houghton Mifflin Company. All rights reserved. Section 4.1: Figure 4.2, Angle in Standard Position

4. Copyright © Houghton Mifflin Company. All rights reserved.4 | 4Copyright © Houghton Mifflin Company. All rights reserved. Section 4.1: Figure 4.3, Positive and Negative Angles

5. Copyright © Houghton Mifflin Company. All rights reserved.4 | 5Copyright © Houghton Mifflin Company. All rights reserved. Section 4.1: Figure 4.4, Coterminal Angles

6. Copyright © Houghton Mifflin Company. All rights reserved.4 | 6Copyright © Houghton Mifflin Company. All rights reserved. Section 4.1: Figure 4.5, Illustration of Arc Length

7. Copyright © Houghton Mifflin Company. All rights reserved.4 | 7Copyright © Houghton Mifflin Company. All rights reserved. Section 4.1: Figure 4.6, Illustration of Six Radian Lengths

8. Copyright © Houghton Mifflin Company. All rights reserved.4 | 8Copyright © Houghton Mifflin Company. All rights reserved. Section 4.1: Figure 4.7, Common Radian Angles

9. Copyright © Houghton Mifflin Company. All rights reserved.4 | 9Copyright © Houghton Mifflin Company. All rights reserved. Section 4.1: Figure 4.13, Common Degree Measures on the Unit Circle

10. Copyright © Houghton Mifflin Company. All rights reserved.4 | 10Copyright © Houghton Mifflin Company. All rights reserved. Section 4.2: Figure 4.23, Common Values on a Unit Circle

11. Copyright © Houghton Mifflin Company. All rights reserved.4 | 11Copyright © Houghton Mifflin Company. All rights reserved. Section 4.2: Figure 4.25, Unit Circle and Periodic Behavior

12. Copyright © Houghton Mifflin Company. All rights reserved.4 | 12Copyright © Houghton Mifflin Company. All rights reserved. Section 4.2: Exercises 53-56

13. Copyright © Houghton Mifflin Company. All rights reserved.4 | 13Copyright © Houghton Mifflin Company. All rights reserved. Section 4.3: Right Triangle Definitions of Trigonometric Functions

14. Copyright © Houghton Mifflin Company. All rights reserved.4 | 14Copyright © Houghton Mifflin Company. All rights reserved. Section 4.3: Sines, Cosines, and Tangents of Special Angles

15. Copyright © Houghton Mifflin Company. All rights reserved.4 | 15Copyright © Houghton Mifflin Company. All rights reserved. Section 4.3: Fundamental Trigonometric Identities

16. Copyright © Houghton Mifflin Company. All rights reserved.4 | 16Copyright © Houghton Mifflin Company. All rights reserved. Section 4.4: Figure 4.37, Signs of the Trigonometric Functions

17. Copyright © Houghton Mifflin Company. All rights reserved.4 | 17Copyright © Houghton Mifflin Company. All rights reserved. Section 4.4: Trigonometric Values of Common Angles

18. Copyright © Houghton Mifflin Company. All rights reserved.4 | 18Copyright © Houghton Mifflin Company. All rights reserved. Section 4.5: Figure 4.49, Key Points in the Sine and Cosine Curves

19. Copyright © Houghton Mifflin Company. All rights reserved.4 | 19Copyright © Houghton Mifflin Company. All rights reserved. Section 4.6: Figure 4.59, Graph of Tangent Function

20. Copyright © Houghton Mifflin Company. All rights reserved.4 | 20Copyright © Houghton Mifflin Company. All rights reserved. Section 4.6: Figure 4.62, Graph of Cotangent Function

21. Copyright © Houghton Mifflin Company. All rights reserved.4 | 21Copyright © Houghton Mifflin Company. All rights reserved. Section 4.6: Figure 4.64, Graphs of Cosecant and Secant Functions

22. Copyright © Houghton Mifflin Company. All rights reserved.4 | 22Copyright © Houghton Mifflin Company. All rights reserved. Section 4.6: Figure 4.70, Graphs of Basic Trigonometric Functions

23. Copyright © Houghton Mifflin Company. All rights reserved.4 | 23Copyright © Houghton Mifflin Company. All rights reserved. Section 4.7: Figure 4.74, Graphs of Inverse Trigonometric Functions

24. Copyright © Houghton Mifflin Company. All rights reserved.4 | 24Copyright © Houghton Mifflin Company. All rights reserved. Section 4.8: Truss Diagram for Exercise 49

25. Copyright © Houghton Mifflin Company. All rights reserved.4 | 25Copyright © Houghton Mifflin Company. All rights reserved. Section 4.8: Truss Diagram for Exercise 50