Lines, Line Segments, Rays and Points

Front

What is a point?

Back

A point is a specific location in space that has no size or dimension.

Front

What is a line?

Back

A line is straight and extends in both directions forever.

Front

What is a line segment?

Back

A line segment is a part of a line that has two endpoints.

Front

What is a ray?

Back

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

Front

What are parallel lines?

Back

Parallel lines are lines that never meet and are always the same distance apart.

Front

What are intersecting lines?

Back

Intersecting lines are lines that cross each other at one point.

Front

What is an angle?

Back

An angle is formed by two rays that share a common endpoint.

Front

How do you identify parallel lines?

Back

Parallel lines can be identified by checking if they are always the same distance apart and never intersect.

Front

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

Back

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

Front

What is the symbol for a line segment?

Back

The symbol for a line segment is usually represented by two endpoints with a line over them.