CLEP Pre-Calculus: Trigonometry

This free online math course explains the basics of trigonometric functions and the application of various trig laws.

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Learning Outcomes

In this free course, you will learn how to:

Outline four methods for proving similar angles
Explain the basic trigonometric ratio
Recall how to solve for triangles using the trigonometric ratio
Distinguish the various types of angles and their quadrants
Evaluate the basic Pythagorean identities and solve for co-functions
Discuss sine, cosine and tangent functions
Describe related or reference angles and how to solve problems using them
Recall how to find the sine, cosine and tangents of the sum or difference of two angles
Recall the graphs of the six trigonometric functions
Discuss inverse cosecant, secant and cotangent functions
Solve for a first- and second-degree trigonometric as well as the equations with more than one trig function
Explain the law of sine and cosine

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