Parallel & Perpendicular Lines

Front

What are parallel lines?

Back

Lines that never meet 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 parallel lines?

Back

Look for lines that run in the same direction and never touch.

Front

Which figure shows perpendicular lines?

Back

Look for lines that cross each other to form right angles.

Front

What does it mean when lines intersect?

Back

It means they cross each other at one point.

Front

Can two lines be both parallel and perpendicular?

Back

No, lines cannot be both parallel and perpendicular at the same time.

Front

What type of lines do streets that run side by side represent?

Back

Parallel lines.

Front

What type of lines do streets that cross each other at right angles represent?

Back

Perpendicular lines.

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.