Parallel lines cut by Transversal

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 intersects two or more lines at different points.

Tags

CCSS.8.G.A.5

Front

What are corresponding angles?

Back

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

Tags

CCSS.8.G.A.5

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 vertical angles?

Back

Angles that are opposite each other when two lines intersect.

Tags

CCSS.7.G.B.5

Front

If angle 1 is 135 degrees, what is angle 3?

Back

135 degrees (corresponding angles are equal).

Tags

CCSS.8.G.A.5

Front

If angle 6 is 25 degrees, what is angle 7?

Back

155 degrees (angle 7 is an exterior angle, which is supplementary to angle 6).

Tags

CCSS.8.G.A.5

Front

What is the sum of interior angles on the same side of the transversal?

Back

180 degrees (they are supplementary).

Tags

CCSS.8.G.A.5

Front

What is the relationship between alternate exterior angles?

Back

They are equal when the lines are parallel.

Tags

CCSS.8.G.A.5

Front

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

Back

The lines are parallel.

Tags

CCSS.8.G.A.5