Complementary and Supplementary Angles

Front

What are complementary angles?

Back

Two angles that add up to 90 degrees.

Front

What are supplementary angles?

Back

Two angles that add up to 180 degrees.

Front

If one angle is 30 degrees, what is the measure of its complementary angle?

Back

60 degrees.

Front

If one angle is 120 degrees, what is the measure of its supplementary angle?

Back

60 degrees.

Front

What is the sum of complementary angles?

Back

90 degrees.

Front

What is the sum of supplementary angles?

Back

180 degrees.

Front

If angle A is 45 degrees, what is angle B if they are complementary?

Back

45 degrees.

Front

If angle C is 70 degrees, what is angle D if they are supplementary?

Back

110 degrees.

Front

What type of angles are 90 degrees and 0 degrees?

Back

Complementary angles.

Front

What type of angles are 100 degrees and 80 degrees?

Back

Supplementary angles.