### Home > CCG > Chapter 2 > Lesson 2.1.5 > Problem 2-56

2-56.

For each diagram below, set up an equation and solve for .

Use the equation

to solve for .

The two angles are supplementary angles.

2-56.

For each diagram below, set up an equation and solve for .

Use the equation

to solve for .

The two angles are supplementary angles.