Parallel lines cut by a transversal vocabulary

Front

For alternate exterior angles to be congruent, the two lines must be _____________

Back

parallel

Front

What is the angle relationship when two parallel lines are cut by a transversal and the angles are on the same side of the transversal and inside the two lines?

Back

Same Side Interior

Front

What is the angle relationship when two parallel lines are cut by a transversal and the angles are on opposite sides of the transversal and inside the two lines?

Back

Alternate Interiors

Front

What is the angle relationship when two parallel lines are cut by a transversal and the angles are on the same side of the transversal and outside the two lines?

Back

Corresponding

Front

What is the angle relationship when two parallel lines are cut by a transversal and the angles are on opposite sides of the transversal and outside the two lines?

Back

Alternate Exterior

Front

What do we call angles that are formed on opposite sides of the transversal and are equal when two parallel lines are cut by a transversal?

Back

Alternate Angles

Front

What is the term for angles that are on the same side of the transversal and are equal when two parallel lines are cut by a transversal?

Back

Corresponding Angles

Front

What is the relationship between same side interior angles when two parallel lines are cut by a transversal?

Back

They are supplementary (add up to 180 degrees).

Front

What is the relationship between alternate interior angles when two parallel lines are cut by a transversal?

Back

They are congruent (equal in measure).

Front

What is the relationship between alternate exterior angles when two parallel lines are cut by a transversal?

Back

They are congruent (equal in measure).