Review Points, Lines, Line Segments, and Rays

Front

What is a point?

Back

An exact location in space.

Front

What is a line?

Back

A straight path that extends infinitely in both directions.

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 a point and extends infinitely in one direction.

Front

How many endpoints does a line have?

Back

A line has no endpoints.

Front

How many endpoints does a line segment have?

Back

A line segment has two endpoints.

Front

How many endpoints does a ray have?

Back

A ray has one endpoint.

Front

Can a line be measured?

Back

No, a line cannot be measured because it extends infinitely.

Front

Can a line segment be measured?

Back

Yes, a line segment can be measured because it has a definite length.

Front

Can a ray be measured?

Back

No, a ray cannot be measured because it extends infinitely in one direction.