Points, Lines, Rays, Segments, and Planes

Front

What is a line segment?

Back

A part of a line that has two endpoints and includes all the points in between.

Front

What is a line?

Back

A straight path that extends in opposite directions forever, such as a number line.

Front

What are collinear points?

Back

Points that lie on the same straight line.

Front

What are coplanar points?

Back

Points that lie on the same plane.

Front

What are parallel lines?

Back

Lines in a plane that never meet and are always the same distance apart.

Front

What is a ray?

Back

A part of a line that has one endpoint and extends infinitely in one direction.

Front

What is a point?

Back

A precise location or position in space, represented by a dot.

Front

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

Back

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

Front

What are intersecting lines?

Back

Lines that cross each other at one point.

Front

What is a plane?

Back

A flat, two-dimensional surface that extends infinitely in all directions.