Angle Relationships

Front

What are adjacent angles?

Back

Angles that are side by side sharing a vertex and side.

Front

What does a transversal do?

Back

Cuts through parallel lines.

Front

What are corresponding angles?

Back

Angles that are in the same position in relation to the transversal.

Front

What is the relationship between angle 1 and angle 2 if they are vertical angles?

Back

They are opposite angles formed by two intersecting lines.

Front

What are alternate interior angles?

Back

Angles that are on opposite sides of the transversal and inside the parallel lines.

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.

Front

What are alternate exterior angles?

Back

Angles that are on opposite sides of the transversal and outside the parallel lines.

Front

What is the sum of the angles in a triangle?

Back

180 degrees.

Front

What are complementary angles?

Back

Two angles that add up to 90 degrees.