Parallel Lines Cut by a Transversal

Front

What is the relationship of the angles formed when parallel lines are cut by a transversal?

Back

Alternate Interior Angles are equal.

Front

What are complementary angles?

Back

Angles that add up to 90°.

Front

What are supplementary angles?

Back

Angles that add up to 180°.

Front

Name a pair of same side exterior angles when parallel lines are cut by a transversal.

Back

Angle 2 & Angle 7.

Front

What is the corresponding angle to angle 4 when parallel lines are cut by a transversal?

Back

Angle 8.

Front

Define 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 interior angles on the same side of the transversal?

Back

180°.

Front

What are vertical angles?

Back

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

Front

If two parallel lines are cut by a transversal, what can be said about the corresponding angles?

Back

They are equal.

Front

What is the relationship between same-side interior angles?

Back

They are supplementary (add up to 180°).