Trigonometric Identities

These lessons, with videos, examples and step-by-step solutions, help High School Algebra 2 students learn about trigonometric identities.

Share this page to Google Classroom

Related Pages
Trigonometric Graphs
Lessons On Trigonometry
Trigonometric Functions
More Algebra II Lessons
Math Worksheets

Deriving Trigonometric Identities from Known Identities - This video shows that if you know about 2 or 3 identities and a few definitions, you can actually derive lots of other trigonometric identities easily!

Introduction to trigonometric identities

Trig Identities Part 2

Trig Identities Part 3

Try the free Mathway calculator and problem solver below to practice various math topics. Try the given examples, or type in your own problem and check your answer with the step-by-step explanations.
Mathway Calculator Widget

We welcome your feedback, comments and questions about this site or page. Please submit your feedback or enquiries via our Feedback page.