The measure of angle A is 120 degrees. What is the measure of its supplementary angle?

Angle X and angle Y are vertical angles. If angle X measures 75 degrees, what is the measure of angle Y?

Angle A and angle B are complementary angles. If angle A measures 40 degrees, what is the measure of angle B?

Angle C and angle D are supplementary angles. If angle C measures 135 degrees, what is the measure of angle D?

Angle A and angle B are vertical angles. If angle A measures 110 degrees, what is the measure of angle B?

Angle P and angle Q are complementary angles. If angle P measures 55 degrees, what is the measure of angle Q?

Two angles are complementary if their sum is equal to:

Two angles are vertical angles if they are:

Two angles are adjacent angles if they:

A right angle measures: