## Homework Hints 7-5

**[tippy title=”Problems 1-4″]Problems 1-4**

These problems are designed to make sure you are familiar with the Pythagorean theorem as well as the definitions of sine, cosine, and tangent.[/tippy]

**[tippy title=”Problem 5″]Problem 5**

Use the Pythagorean theorem and Example 1.[/tippy]

**[tippy **… See the whole entry