Parallel & Perpendicular Lines

Front

What are parallel lines?

Back

Lines that never intersect and are always the same distance apart.

Front

What are perpendicular lines?

Back

Lines that intersect at a right angle (90 degrees).

Front

Which figure shows a set of perpendicular lines?

Back

Look for lines that meet at a right angle.

Front

Which figure shows a set of parallel lines?

Back

Look for lines that run alongside each other without meeting.

Front

What is an example of parallel lines in real life?

Back

Railroad tracks.

Front

What is an example of perpendicular lines in real life?

Back

The corners of a square or rectangle.

Front

How can you identify perpendicular lines?

Back

They form a right angle when they intersect.

Front

How can you identify parallel lines?

Back

They are always the same distance apart and never meet.

Front

What are intersecting lines?

Back

Lines that cross each other at any angle.

Front

What is the relationship between parallel lines and angles?

Back

Parallel lines do not create angles with each other.