4.6A Parallel and Perpendicular Lines

Parallel Lines

Parallel lines will never intersect

Perpendicular lines

Lines that intersect and create right angles at the point of intersection.

Multiple Choice

What do we call lines that intersect and form 90 degree angles?

• Parallel

• Perpendicular

• Intersecting

Multiple Choice

Are these perpendicular lines?

• No

• Yes

Multiple Select

I know these are perpendicular lines because. They form a ___ where they cross.

• right angle

• 90 degree angle

• acute angle

• obtuse angle

Multiple Choice

These are perpendicular lines

• False

• True