Angle Pairs and Parallel Lines

Front

∠2 & ∠4 are...

Back

Supplementary angles

Front

∠2 & ∠6 are...

Back

Corresponding angles

Front

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

Back

Same Side Int. Angles

Front

Angles which add up to 180° are called _____

Back

Supplementary Angles

Front

∠3 & ∠6 are...

Back

Alternate interior angles

Front

What are vertical angles?

Back

Angles that are opposite each other when two lines intersect; they are equal.

Front

What are corresponding angles?

Back

Angles that are in the same position on two parallel lines in relation to a transversal; they are equal.

Front

What are alternate interior angles?

Back

Angles that are on opposite sides of the transversal and inside the two parallel lines; they are equal.

Front

What are same side interior angles?

Back

Angles that are on the same side of the transversal and inside the two parallel lines; they are supplementary.

Front

What are same side exterior angles?

Back

Angles that are on the same side of the transversal and outside the two parallel lines; they are supplementary.