Geometry Vocabulary

A location in space that is represented by a dot and has no dimensions

• Point
• Line
• Plane
• Angle

Tags

CCSS.4.G.A.1

A term that represents an infinite set of points with no thickness and its length continues in two opposite directions indefinitely.

• Point

• Line

• Plane

• Angle

A part of a line between two points on the line.

• Ray

• Line

• Line Segment

• Angle

A part of a line that begins at a point and continues forever in one direction

• Line

• Line Segment

• Ray

• Vertex

The point at each end of a line segment or at the beginning of a ray

• Endpoint

• Point

• Vertex

• Center

The location at which two lines, line segments or rays intersect

• Endpoint

• Vertex

• Angle

• Center

A figure created by two distinct rays that share a common endpoint (also known as a vertex).

• Endpoint

• Center

• Intersection

• Angle

Exactly the same shape and size. Represented by the symbol ≅

• Congruent

• Similar

• Equal

• Samesies

Two or more co-planar lines that never intersect

• Parallel Lines

• Perpendicular Lines

• Skew Lines

• Short Lines

Two lines that intersect to form a right angle

• Parallel Lines

• Perpendicular Lines

• Skew Lines

• Big Lines