Author:
Dan Bowler

- to define the basic trig ratios sine, cosine, and tangent

- to show how and why trig ratios work

- to provide examples and practice using right triangle trig

The lesson includes two slide shows. The first is an introduction to right triangle trigonometry in which the terms sine, cosine and tangent are defined and explained. The second slide show contains examples and practice problems.

Photographs used in this packet were obtained at morguefile.com (accept where noted). Morguefile grants permission to use its images.

Tutorial

All new terms are defined in the lesson's slide show.

Let's learn some trigonometry!!