## Computing Sines and Cosines by Using the Unit Circle.docx - Section 3: Closure

Computing Sines and Cosines by Using the Unit Circle.docx
Computing Sines and Cosines by Using the Unit Circle.docx

# Sine and Cosine Day 1 of 2

Unit 7: Trigonometry as a Real-Valued Functions
Lesson 5 of 13

## Big Idea: Students explore angles on a circle and measure values for the x and y coordinate to develop a method for evaluating trigonometric functions using the coordinate plane.

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43 minutes

### Katharine Sparks

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