Sprint 22 · Chapter 5

Calculating All Trigonometric Ratios

Learn to calculate all six trigonometric ratios if one ratio is given by using the Pythagorean theorem.

1. 1Finding All Ratios from One
2. 2The Step-by-Step Method
3. 3Reference Triangle for Example 1
4. 4Example 1: Given one ratio, find others
5. 5Example 3: Evaluating an expression
6. 6Your Turn: Faded Example
7. 7Check Your Calculation