Lines, Line Segments, Rays, Planes

Videos, worksheets, stories and songs to help Grade 6 students learn about points, lines, line segments, rays and planes.

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Lines, Line Segments, Rays, Planes

A line is a connected set of points extending forever in both directions.
A line segment is a section of a line running between two points.
A ray is the part of a straight line that extends infinitely in one direction from a fixed point.
A set of points that lie on the same line are collinear.
A set of points or lines that lie on the same plane are coplanar.

This lesson covers how to identify, name and label points, lines, line segments and rays.

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