For a printable version, click here. Point, Lines, Planes, and Line Segments Point Has position only. It has no length, width, or thickness. Line Has length but no width or thickness.
Plane Has length and width but no thickness.
The part of a straight line between two of its points, including the two points. Two line segments having the same length are said to be congruent. The set of all points in a plane that are the same distance from the center. The distance around the circle. Radius A segment joining the center of a circle to a point on the circle.