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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 converting equations between polar and rectangular form, with step-by-step examples and key formulas.

Trigonometry Study Guide: Convert Equations & Rectangular Form

Converting Equations Between Polar and Rectangular Form

Solving Trigonometric Equations Using Identities

Converting Equations Between Polar and Rectangular Form

Study Guide - Learn with Videos

Solving Trigonometric Equations Using Identities