Geometric Concepts

Front

Line

Back

Made up of points with no thickness or width.

Front

Line Segment

Back

A measurable part of a line consisting of two endpoints.

Front

Plane

Back

A flat surface made up of points and extends indefinitely in all directions.

Front

Non-collinear

Back

Points that don't lie on the same line.

Front

Coplanar

Back

Points that lie on the same plane.

Front

Non-coplanar

Back

Points that don't lie on the same plane.

Front

Point

Back

A location

Front

Ray

Back

A line that extends indefinitely in one direction.

Front

Coplanar

Back

Points on the same plane.

Front

Segment Addition Postulate

Back

If A, B, and C are collinear points and B is between A and C, then AB + BC = AC.