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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

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

Let's learn some trigonometry!!

Trig lesson

This lesson will define the key terms in right triangle trigonometry and demonstrate their use.

Trig practice

Examples and practice problems for right triangle trigonometry.

Source: photo courtesy of Kelsey Hennen

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