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Angles, identities, and trig functions giving you trouble? Trigonometry is explained step-by-step so solving problems feels more approachable.

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Patrick Ford

Callie Rethman

Nick Kaneko

0. Review of College Algebra

1. Measuring Angles

2. Trigonometric Functions on Right Triangles

3. Unit Circle

4. Graphing Trigonometric Functions

5. Inverse Trigonometric Functions and Basic Trigonometric Equations

6. Trigonometric Identities and More Equations

7. Non-Right Triangles

8. Vectors

9. Polar Equations

10. Parametric Equations

11. Graphing Complex Numbers

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This trigonometry study guide covers solving for angles using equations and diagrams, helping you master key concepts for exam success.

Solving Trigonometric Equations Using the Unit Circle

Study Guide - Learn with Videos

Basics of Graphing

Pythagorean Theorem & Basics of Triangles

Trigonometric Functions on Right Triangles