Lines, Rays, Segments

Front

What is a point?

Back

An exact location.

Front

What is a ray?

Back

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

Front

What is a line segment?

Back

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

Front

What is a line?

Back

A line is a straight path that extends infinitely in both directions.

Front

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

Back

A ray has one endpoint and extends infinitely, while a line segment has two endpoints.

Front

What does it mean when two lines intersect?

Back

It means they cross each other at a point.

Front

Can a line segment be longer than a ray?

Back

No, a ray extends infinitely, while a line segment has a fixed length.

Front

What is an example of a point in real life?

Back

A dot on a map representing a location.

Front

How do you identify a ray in a diagram?

Back

Look for a line that starts at a point and has an arrow indicating it goes on forever.

Front

What is the symbol for a line segment?

Back

A line segment is often represented with endpoints labeled, like AB.