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 one angle is 30°, what is its complementary angle?

Back

60°.

Front

If one angle is 120°, what is its supplementary angle?

Back

60°.

Front

What is the sum of two complementary angles?

Back

90°.

Front

What is the sum of two supplementary angles?

Back

180°.

Front

Give an example of complementary angles.

Back

30° and 60°.

Front

Give an example of supplementary angles.

Back

110° and 70°.

Front

If angle A is 45°, what is the measure of its complement?

Back

45°.

Front

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

Back

30°.