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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 graphing polar equations, including lines, circles, limacons, roses, and lemniscates, with step-by-step methods.

Trigonometry Study Guide: Graphing Polar Equations & Shapes

Graphing Polar Equations: Circles, Limacons, Roses, and Lemniscates

Polar Coordinate System

Graphing Other Common Polar Equations

Graphing Polar Equations: Circles, Limacons, Roses, and Lemniscates

Study Guide - Learn with Videos

Polar Coordinate System

Graphing Other Common Polar Equations