What's New

This update provides improved compatibility with iPadOS.

App Description

Trigonometry Quick Reference provides an overview of the basic concepts needed for success in trigonometry. It provides a simple way to access and review the fundamental ideas of Trigonometry. After studying the information on one of the screens students can take a quiz to measure their understanding.

Here are a few of the ways you will use Trigonometry Quick Reference everyday with your students:

• Use Trigonometry Quick Reference as an informational tool to help students understand and review basic concepts of trigonometry, including the meaning and application of sine, cosine, and tangent functions, inverse functions, the unit circuit, ranges and domains.

•Tap the areas of the screen to bring up more detailed information and explanations about essential trigonometry concepts.

•Tap to get more information about key topics including trigonometric functions, trigonometric laws, inverse function, periodic formulas, tangent and cotangent identities, sum and difference formulas and many other key concepts.

iPad Screenshots

(click to enlarge)

Trigonometry Quick Reference screenshot 1 Trigonometry Quick Reference screenshot 2 Trigonometry Quick Reference screenshot 3 Trigonometry Quick Reference screenshot 4

App Changes

  • June 15, 2014 Initial release
  • December 01, 2014 New version 2.0
  • June 14, 2019 New version 3.0
  • August 06, 2021 New version 4.0