Geometry Vocabulary

An exact location in space with an indefinite shape or size

• Point

• Line

• Ray

• Segment

An object that extends in two directions

• Plane

• Coplanar

• Line

• Ray

A flat surface that continues indefinitely in all directions

• Segment

• Plane

• Line

• Ray

Part of a line consisting of two end points plus all the rest in between

• Ray

• Plane

• Line

• Segment

Part of a line consisting of one end point and extending indefinitely in one direction

• Ray

• Opposite ray

• Collinear

• Coplanar

Rays that share a common endpoint, but continue indefinitely in opposite directions

• Ray

• Non coplanar

• Opposite ray

• Non collinear

Any points on the same line

• Non collinear

• Coplanar

• Non coplanar

• Collinear

Points that aren't on the same line

• Non collinear

• Collinear

• Non coplanar

• Coplanar

Points in the same plane

• Non coplanar

• Coplanar

• Collinear

• Non collinear

Points that aren't in the same plane

• Coplanar

• Non collinear

• Collinear

• Non coplanar