### Course Name

**PLANE AND SPHERICAL TRIGONOMETRY**

### Course Description

- Trigonometric functions; identities and equations; solutions of triangles; law of sines; law of cosines; inverse trigonometric functions; spherical trigonometry.

### Prerequisites:

- None

### Course Objectives

**After completing this course, the student must be able to: **

- 1. Define angles and how they are measured;
- 2. Define and evaluate each of the six trigonometric functions;
- 3. Prove trigonometric functions;
- 4. Define and evaluate inverse trigonometric functions;
- 5. Solve trigonometric equations;
- 6. Solve problems involving right triangles using trigonometric function definitions for acute angles; and
- 7. Solve problems involving oblique triangles by the use of the sine and cosine laws.

### Plane and Spherical Trigonometry Course Outline

Following is the list of topics we will discuss in this course:

**Plane and Spherical Trigonometry**

LESSON 1:

**Angles and Measurement**LESSON 2:

**Trigonometric Function of General Angles**LESSON 3:

**Graphs of the Sine and Cosine Functions**LESSON 4:

**Graphs of Other Trigonometric Functions**LESSON 5:

**Trigonometric Identities**LESSON 6:

**Proving Trigonometric Identities**LESSON :

**ON-PROGRESS..**### Suggested References

Dilley, et al. Algebra 2 with Trigonometry. D.C. Heath & Co., 1990. Leithold, Louis. College Algebra and Trigonometry. Addison-Wesley, 1992. Sobel, Max A. and Norbert Lerner. Algebra and Trigonometry, 4th ed. New Jersey: Prentice Hall, Inc., 1995.

*credit: CMO 29 s2007*

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