# Basic Trigonometry Range Activity 4 WS

- Author:
- Karen Rowe, Mateusz

Unit Cirlce

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## Range for Cosine

The domain (angle measure) is 0 < m < 90, what is the range (side ratio decimal) for Cosine?

## Range for Sine

The domain (angle measure) is 0 < m < 90, what is the range (side ratio decimal) for Cosine?

## Why?

Why did you select your answer? Explain using a theorem and the terms leg and hypotenuse.

## Range for Tangent

The domain (angle measure) is 0 < m < 90, what is the range (side ratio decimal) for Tangent?

## Why?

Why did you select your answer? Explain using a theorem and the terms adjacent leg, opposite leg, and hypotenuse.