# Trigonometry Quick Reference

> A quick reference guide and quiz tool for basic trigonometry concepts. (iPhone/iPad app by Ventura Educational Systems.)

- Source: https://appshunter.io/ios/app/trigonometry-quick-reference/id689382174 (this page in markdown: same URL + `.md`)
- Developer: [Ventura Educational Systems](https://appshunter.io/developer/371324172)
- Category: Education, Reference
- Price: $0.99
- Rating: 5.00/5 from 1 App Store ratings · 1 written reviews indexed
- Age rating: 4+
- Requires: iOS 12.0 · 10 MB
- Languages: American English
- Released: 2013-08-22
- Data updated: 2026-06-08
- Monetization: paid
- User reviews in markdown: https://appshunter.io/ios/app/trigonometry-quick-reference/id689382174/reviews.md

## What is Trigonometry Quick Reference?

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.

## Key features

- Overview of basic trigonometry concepts
- Explanations of sine, cosine, and tangent
- Information on inverse functions
- Unit circle, ranges, and domains
- Quizzes to measure understanding
- Detailed explanations on key topics

## Recent user reviews (1 of 1)

All indexed reviews: https://appshunter.io/ios/app/trigonometry-quick-reference/id689382174/reviews.md

### 5/5 — Great app

*2015-08-14*

I loved this app and used it all time in my trig and calculus 1 & 2 classes. I just wish it had a complete table of trig identities, inverse functions, and derivatives.

## Frequently asked questions about Trigonometry Quick Reference

### What trigonometry concepts does Trigonometry Quick Reference cover?

Trigonometry Quick Reference covers fundamental concepts such as sine, cosine, tangent functions, inverse functions, the unit circle, ranges, and domains. It also details trigonometric laws, periodic formulas, and various identities.

### Can I test my knowledge with Trigonometry Quick Reference?

Yes, after studying the information, you can take quizzes within Trigonometry Quick Reference to measure your understanding of the trigonometry concepts presented.

### What devices is Trigonometry Quick Reference available on?

Trigonometry Quick Reference is currently supported on iPads.

### How much does Trigonometry Quick Reference cost?

Trigonometry Quick Reference is a paid app, priced at $0.99.

### How often is Trigonometry Quick Reference updated?

The app was last updated on June 20, 2024, indicating regular maintenance and potential feature additions or improvements.

### What is the age rating for Trigonometry Quick Reference?

Trigonometry Quick Reference has an age rating of 4+, making it suitable for a wide range of users.

### Does Trigonometry Quick Reference have ads?

No, Trigonometry Quick Reference does not contain advertisements.

### What is the user feedback on Trigonometry Quick Reference?

The app has received a perfect rating of 5.0 stars from 1 review, suggesting a highly positive user experience.

## Version history (last 5 releases)

### 5.1 — 2024-06-20

This version provides an update to recommended settings.

### 5.0 — 2024-01-17

This version provides an update to recommended settings.

### 4.0 — 2020-12-15

This update provides improved compatibility with iPadOS.

### 3.0 — 2017-11-13

This update provides support for iOS 10 and higher.

### 2.0 — 2014-11-25

This is an update for iOS 8 compatibility.

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All apps by Ventura Educational Systems: https://appshunter.io/developer/371324172

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-06-08.*