Supplementary, Complimentary, Vertical, Missing Angles

Front

What is a supplementary angle?

Back

Two angles whose sum is 180 degrees.

Front

What is a complementary angle?

Back

Two angles whose sum is 90 degrees.

Front

What are vertical angles?

Back

Two angles that are congruent and opposite each other, sharing a common vertex.

Front

If one angle measures 70 degrees, what is its supplementary angle?

Back

110 degrees.

Front

If one angle measures 30 degrees, what is its complementary angle?

Back

60 degrees.

Front

What is the sum of two complementary angles?

Back

90 degrees.

Front

What is the sum of two supplementary angles?

Back

180 degrees.

Front

If two angles are vertical, what can we say about their measures?

Back

They are equal.

Front

What is an example of two angles that are supplementary?

Back

An angle of 120 degrees and an angle of 60 degrees.

Front

What is an example of two angles that are complementary?

Back

An angle of 45 degrees and an angle of 45 degrees.