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What's This?


Is it helpful to learn trigonometry with tau instead of pi?
This is an open educational question, and the only way to answer it is for educators to try it with their students. This website offers some resources for faculty who want to experiment with using tau to teach trigonometry.
[learn more]


Textbooks

  1. College Trigonometry With Extensive Use of the Tau Transcendental

    An open source trigonometry textbook.
    [source code]

  2. Trigonometry With Tau as Circle Constant

    Another open source trigonometry textbook.
    [source code]


Learning Materials

  1. Worksheet

    Trigonometric functions of special angles.

  2. Flash Cards

    Trigonometric functions of special angles.

Experiences


What was the trigonometry learning and teaching experience like using tau?
This section is for educators to share their experiences and insights.

Wish List