Complementary, Supplementary & Vertical 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

What are vertical angles?

Back

Angles that are opposite each other when two lines intersect; they are always congruent.

Front

If two angles are supplementary and one angle measures 37 degrees, what is the measure of the other angle?

Back

143 degrees.

Front

True or False: Vertical angles are always congruent.

Back

True.

Front

What is the relationship between complementary angles?

Back

They sum up to 90 degrees.

Front

If angle A and angle B are supplementary, and angle A measures 90 degrees, what is the measure of angle B?

Back

90 degrees.

Front

What is the definition of congruent angles?

Back

Angles that have the same measure.

Front

If two angles are vertical angles, what can be said about their measures?

Back

They are equal.

Front

What is the sum of the measures of two complementary angles?

Back

90 degrees.