### Home > INT3 > Chapter 9 > Lesson 9.1.2 > Problem 9-25

9-25.

What is the length of the side labeled

*x*? Write your answers in exact form. Homework Help ✎

Either use the special right triangle side length ratios or the Law of Sines.

*x* = 1

How can the Triangle Angle Sum Theorem help you find the missing angle?

Notice that this is a special right triangle with special side length ratios.