Parallel lines & 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 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 different parallel lines when cut by a transversal.

Tags

CCSS.8.G.A.5

Front

What is the relationship between alternate interior angles?

Back

They are equal when a transversal crosses parallel lines.

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 parallel lines; they are supplementary.

Tags

CCSS.8.G.A.5

Front

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

Back

They are equal.

Tags

CCSS.8.G.A.5

Front

If ∠1 = 58°, what is the measure of its corresponding angle ∠2?

Back

58°.

Tags

CCSS.8.G.A.5

Front

If ∠3 = 71°, what is the measure of its alternate interior angle ∠4?

Back

71°.

Tags

CCSS.8.G.A.5

Front

What is the sum of consecutive interior angles?

Back

180°.

Tags

CCSS.8.G.A.5

Front

If two lines are cut by a transversal and the alternate exterior angles are equal, what can be concluded about the lines?

Back

The lines are parallel.

Tags

CCSS.8.G.A.5