Geometry Vocab

Location in space represented by a dot. It has no dimension.

• Point

• Line

• Area

• Plane

Tags

CCSS.4.G.A.1

Straight array of infinite points that extends indefinitely in opposite directions. It has one dimension.

• Line

• Point

• Plane

• Area

Tags

CCSS.4.G.A.1

Measurable piece of a line that has two endpoints.

• Segment

• Point

• Line

• Ray

Tags

CCSS.HSG.CO.A.1

Flat surface that extends indefinitely in all directions. It has two dimensions.

• Line

• Point

• Plane

• Area

Tags

CCSS.HSG.CO.A.1

Line with one endpoint that extends indefinitely in one direction.

• Ray

• Line

• Segment

• Parallel

Tags

CCSS.4.G.A.1

Real number that corresponds to a point in a line.

• Coordinate

• Plane

• Vector

• Area

Tags

CCSS.5.G.A.1

Point that divides a segment into two congruent segments.

• Midpoint

• Midsegment

• Coordinate

• Line

Tags

CCSS.HSG.GPE.B.6

Rule that is accepted without proof.

• Postulate

• Theorem

• Conditional Statement

• Converse

Points on the same line.

• Collinear

• Obtuse

• Midpoint

• Endpoints

Tags

CCSS.4.G.A.1

Points or lines on the same plane.

• Collinear

• Coplanar

• Skew

• Parallel

Tags

CCSS.HSG.CO.A.1