Complementary,Supplementary, Vertical 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 are vertical angles?

Back

Angles that are opposite of each other when lines intersect.

Front

If one angle is 42°, what is its supplement?

Back

138°.

Front

If angle A is 39°, what is angle B if they are supplementary?

Back

141°.

Front

What is the sum of two complementary angles?

Back

90°.

Front

What is the sum of two supplementary angles?

Back

180°.

Front

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

Back

They are equal.

Front

What is an example of complementary angles?

Back

30° and 60°.

Front

What is an example of supplementary angles?

Back

110° and 70°.