Geometry Basics Unit 1 Vocab

A visual spatial branch of mathematics concerned with measurements of length, area, perimeter, circumference, etc.

A location that has no size, is represented by a dot.

A straight path that has no thickness and extends forever and is represented by a line with two arrowheads.

Part of a line that consists of two endpoints and all points on the line that are between the endpoints.

The points that mark the beginning and the end of the line segment.

Part of a line that consists of a point called an endpoint and all points on the line that extends in one direction.

Two rays that go in opposite directions; creates a line.

Has two dimensions and is represented by a shape that looks like a wall. It extends without end.

Points that lie on the same line.

Points that lie in the same plane.