This document provides instructions for solving for a missing side of a triangle using trigonometric functions. It tells the reader to label the sides of the triangle, set up an equation using the information given, and solve for the variable to find the missing side, making sure a calculator is in degree mode.

2. Label triangle sides.
Set up equation using the info given.
Solve for x.
(make sure calc. is in “degree” mode)
Example 1:

3. Find the missing side. Round to the
nearest tenth.

4. Find the missing side. Round to the
nearest tenth.

5. Find the missing side. Round to the
nearest tenth.