Lines, Line segments, and Rays

Front

What is a point?

Back

An exact location.

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 has one endpoint and extends infinitely in one direction.

Front

What is the term for a straight path that extends infinitely in both directions?

Back

Line.

Front

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

Back

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

Front

What do we call the two endpoints of a line segment?

Back

Endpoints.

Front

How many endpoints does a ray have?

Back

One endpoint.

Front

What is the term for a part of a line that starts at a point and goes on forever in one direction?

Back

Ray.

Front

Can a line segment be measured?

Back

Yes, a line segment has a definite length.