### Objective

Students will practice finding side lengths using sine, cosine and tangent. This sheet has model problems worked out, step by step -- as well as, 19 scaffolded questions that start out relatively easy and end with some real challenges.

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Students will practice finding side lengths using sine, cosine and tangent. This sheet has model problems worked out, step by step -- as well as, 19 scaffolded questions that start out relatively easy and end with some real challenges.

**II. ** Find the value of each side length

This is a 4 part worksheet:

**Part I**Model Problems**Part II**Practice**Part III**Challenge Problems**Part IV**Answer Key

- All Things Sine, Cosine and Tangent: links, youtube vids, formulas etc..
- Using SOHCAHTOA to Find Side Length of a Right Triangle
- Sine Cosine Calculator
- Right Triangle Calculator calculates all values and even draws a downloadable image of your triangle!
- Finding the Side Length of a Right Triangle SOHCAHTOA vs Pythagorean theorem