Parallel Lines Vocabulary

Front

What is a transversal?

Back

A transversal is a line that intersects two or more other lines at distinct points.

Front

What is the name of the angle formed when a transversal intersects two parallel lines on the same side and 1 angle inside and 1 angle outside the parallel lines?

Back

Corresponding angle.

Front

What are parallel lines?

Back

Lines in a plane that never intersect.

Front

True or False: Parallel lines never intersect.

Back

True.

Front

What is the name of the angle formed when a transversal intersects two parallel lines on opposite sides?

Back

Alternate exterior angle.

Front

What is a corresponding angle?

Back

Angles that are in the same position on parallel lines in relation to a transversal.

Front

What is an alternate interior angle?

Back

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

Front

What is an alternate exterior angle?

Back

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

Front

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

Back

Corresponding angles are equal.

Front

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

Back

Alternate interior angles are equal.