Complementary and Supplementary Angles

Front

What are complementary angles?

Back

Angles that add up to 90°.

Front

What are supplementary angles?

Back

Angles that add up to 180°.

Front

If two angles are complementary, what is the sum of their measures?

Back

90°.

Front

If two angles are supplementary, what is the sum of their measures?

Back

180°.

Front

Solve for x: 90° - x = 65°

Back

x = 25°.

Front

Find the missing angle if one angle is 40° and they are complementary.

Back

50°.

Front

Find the missing angle if one angle is 110° and they are supplementary.

Back

70°.

Front

If angle A is 30°, what is the measure of its complementary angle?

Back

60°.

Front

If angle B is 150°, what is the measure of its supplementary angle?

Back

30°.

Front

What is the relationship between complementary angles?

Back

They are two angles whose sum is 90°.