Geometry Vocabulary

thought of as a dot that represents a location in a plane or space

• point

• line

• plane

• space

understood to be straight and contains an infinite number of points (at least 2) Extends forever in two directions and has no width

• point

• line

• ray

• line segment

Tags

CCSS.4.G.A.1

points that lie on the same line (list at least three)

• coplanar

• cospatial

• collinear

• coraylar

Tags

CCSS.HSG.CO.A.1

points that do NOT lie on the same line

• coplanar

• non-coplanar

• collinear

• non-collinear

consists of 2 endpoints and all of the points in betweeen

• line

• line segment

• ray

• plane

Tags

CCSS.HSG.CO.A.1

extends forever in one direction and has exactly one endpoint

• line segment

• ray

• opposite rays

• line

Tags

CCSS.4.G.A.1

two rays with the same endpoint that extend in opposite directions

• ray

• opposite rays

• plane

• line

Tags

CCSS.4.G.A.1

a flat surface that extends forever in all directions

• space

• plane

• line

• ray

Tags

CCSS.HSG.CO.A.1

points that lie in the same plane

• collinear

• coplanar

• cospatial

• cozy

Tags

CCSS.HSG.CO.A.1

a boundless, three-dimensional set of all points

• plane

• space

• galaxy

• line

Tags

CCSS.1.G.A.1

CCSS.2.G.A.1