Parallel lines and transversals

Front

What are parallel lines?

Back

Lines in a plane that never meet and are always the same distance apart.

Tags

CCSS.HSG.CO.A.1

Front

What is a transversal?

Back

A line that crosses at least two other lines.

Front

What are alternate interior angles?

Back

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

Tags

CCSS.8.G.A.5

Front

What are corresponding angles?

Back

Angles that are in the same position on two different lines cut by a transversal.

Tags

CCSS.8.G.A.5

Front

What are consecutive interior angles?

Back

Angles that are on the same side of the transversal and inside the two lines.

Tags

CCSS.8.G.A.5

Front

What are alternate exterior angles?

Back

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

Tags

CCSS.8.G.A.5

Front

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

Back

They are equal.

Tags

CCSS.8.G.A.5

Front

If angle A is 55 degrees, what is the measure of its corresponding angle?

Back

55 degrees.

Tags

CCSS.8.G.A.5

Front

If angle B measures 120 degrees, what is the measure of angle Q if they are corresponding angles?

Back

120 degrees.

Tags

CCSS.8.G.A.5

Front

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

Back

They are supplementary (add up to 180 degrees).

Tags

CCSS.8.G.A.5