Complementary, Supplementary & Vertical Angles

Front

What are complementary angles?

Back

Complementary angles are two angles that add up to 90 degrees.

Front

What are supplementary angles?

Back

Supplementary angles are two angles that add up to 180 degrees.

Front

What are vertical angles?

Back

Vertical angles are the angles opposite each other when two lines intersect. They are always equal.

Front

If two angles are complementary, what is their sum?

Back

The sum of two complementary angles is 90 degrees.

Front

If two angles are supplementary, what is their sum?

Back

The sum of two supplementary angles is 180 degrees.

Front

Which angles are adjacent angles?

Back

Adjacent angles are two angles that share a common side and a common vertex.

Front

Are vertical angles always equal?

Back

Yes, vertical angles are always equal.

Front

What is an example of complementary angles?

Back

An example of complementary angles is 30 degrees and 60 degrees.

Front

What is an example of supplementary angles?

Back

An example of supplementary angles is 110 degrees and 70 degrees.

Front

How can you identify vertical angles in an intersection?

Back

Vertical angles can be identified as the angles that are opposite each other at the intersection.