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

What is the complement of an angle whose measurement is 30 degrees?

Back

60 degrees.

Front

What is the complement of an angle whose measurement is 45 degrees?

Back

45 degrees.

Front

What is the complement of an angle whose measurement is 84 degrees?

Back

6 degrees.

Front

If two angles are supplementary, what is their total measure?

Back

180 degrees.

Front

If angle A is 70 degrees, what is the measure of its supplement?

Back

110 degrees.

Front

If angle B is 50 degrees, what is the measure of its complement?

Back

40 degrees.

Front

Are 90 degrees and 90 degrees complementary or supplementary?

Back

Supplementary.

Front

What is the sum of a complementary angle and its angle?

Back

90 degrees.