Exploring Complementary and Supplementary Angles

1. If angle A and angle B are complementary and angle A measures 35 degrees, what is the measure of angle B?

• 90 degrees

• 70 degrees

• 55 degrees

• 45 degrees

2. Two angles are supplementary. If one angle measures 110 degrees, what is the measure of the other angle?

• 70 degrees

• 100 degrees

• 90 degrees

• 80 degrees

3. In a park, two adjacent angles formed by a bench and a path are supplementary. If one angle is 75 degrees, what is the measure of the other angle?

• 105 degrees

• 120 degrees

• 90 degrees

• 135 degrees

4. Angle C and angle D are vertical angles. If angle C measures 45 degrees, what is the measure of angle D?

• 60 degrees

• 90 degrees

• 30 degrees

• 45 degrees

5. A right triangle has one angle measuring 30 degrees. What is the measure of the complementary angle in the triangle?

• 60 degrees

• 90 degrees

• 45 degrees

• 30 degrees

6. If two adjacent angles are supplementary and one measures 92 degrees, what is the measure of the other angle?

• 85 degrees

• 88 degrees

• 90 degrees

• 92 degrees

7. In a classroom, two vertical angles are formed by the intersection of two lines. If one angle measures 60 degrees, what is the measure of the other angle?

• 30 degrees

• 90 degrees

• 60 degrees

• 120 degrees

8. A pair of complementary angles are represented as x and 90 - x. If x is 40 degrees, what is the measure of the other angle?

• 50 degrees

• 60 degrees

• 70 degrees

• 30 degrees

9. Two angles are adjacent and supplementary. If one angle measures 50 degrees, what is the measure of the other angle?

• 130 degrees

• 110 degrees

• 90 degrees

• 70 degrees

10. In a construction project, two vertical angles are formed. If one angle measures 120 degrees, what is the measure of the adjacent angle?

• 30 degrees

• 150 degrees

• 90 degrees

• 60 degrees