Types of Lines

Front

What are parallel lines?

Back

Lines in a plane 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

What is a line segment?

Back

A part of a line that has two endpoints.

Front

What is a ray?

Back

A part of a line that starts at one point and extends infinitely in one direction.

Front

What is the symbol for parallel lines?

Back

The symbol '||' is used to denote parallel lines.

Front

What is the symbol for perpendicular lines?

Back

The symbol '⊥' is used to denote perpendicular lines.

Front

How do you identify intersecting lines?

Back

Lines that cross each other at any angle.

Front

What is the difference between a line and a line segment?

Back

A line extends infinitely in both directions, while a line segment has two endpoints.

Front

Can two lines be both parallel and perpendicular?

Back

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

Front

What is an example of parallel lines in real life?

Back

Railroad tracks are an example of parallel lines.