Front

What is the measure of ∠6?

Back

58°

Front

A pair of adjacent angles that add up to 180 degrees. They must be touching!

Back

Linear Pair

Front

A point or line where two lines or planes meet/cross.

Back

Intersection

Front

Two angles that add up to 90 degrees.

Back

Complementary Angles

Front

Name a pair of Same-Side Interior Angles.

Back

∠3 and ∠8, ∠2 and ∠5

Front

What is a Linear Pair?

Back

A pair of adjacent angles that sum to 180 degrees.

Front

Define Complementary Angles.

Back

Two angles whose measures add up to 90 degrees.

Front

What is an Intersection?

Back

The point or line where two lines or planes meet.

Front

What are Same-Side Interior Angles?

Back

Angles that are on the same side of a transversal and between two lines.

Front

What is a Right Angle?

Back

An angle that measures exactly 90 degrees.