**CATEGORY:**Mathematics

# Trigonometry – Open

**Course Access:**300 days access

Course Overview

**Trigonometry – Leaving Cert Math (Higher).**

This lesson covers leaving cert higher level trigonometry.

The following content is covered:

- Pythagoras’ theorem
- The trigonometric ratios
- Angles of elevation and depression
- Degrees and radians
- The unit circle
- Evaluating trigonometric ratios and reference angles
- The sign of the ratios in each quadrant
- Graphing trigonometric functions
- The sine rule
- The cosine rule
- Trigonometric identity proofs

There is a slide presentation covering the above content.

There are also interactive tutorial videos where students are guided through the correct solutions to past paper questions on trigonometry.