### Home > GC > Chapter 5 > Lesson 5.3.5 > Problem 5-115

5-115.

**Examine** the triangle shown at right. Solve for twice, using two different methods. Show your work for each method clearly.

This triangle is similar to a

A second way to solve for would be to use the Pythagorean Theorem.

Using the Pythagorean Theorem you get

Combine like terms you get

Solve for and simplify your radical.