Lines, Points, Rays, Line Segments

Front

What is a point in geometry?

Back

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

Front

What is a line in geometry?

Back

A line is a straight path that extends infinitely in both directions with no endpoints.

Front

What is a ray in geometry?

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 in geometry?

Back

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

Front

How can you identify a point?

Back

A point is usually represented by a dot and labeled with a capital letter.

Front

How can you identify a line?

Back

A line is represented by a straight line with arrows on both ends to show it extends infinitely.

Front

How can you identify a ray?

Back

A ray is represented by a line with one endpoint and an arrow on the other end.

Front

How can you identify a line segment?

Back

A line segment is represented by a straight line with two endpoints.

Front

What is an example of a line segment in real life?

Back

A ruler is an example of a line segment because it has two endpoints.

Front

What is an example of a ray in real life?

Back

A flashlight beam is an example of a ray because it starts at the flashlight and extends outward.