Geometry Vocab #1

Front

A part of a line that is straight, has 1 endpoint, and continues in one direction.

Back

ray

Front

A shape on a flat surface formed by points that make curved paths, line segments, or both.

Back

plane shape

Front

Points showing line segments

Back

endpoints

Front

Space formed by two rays sharing an endpoint

Back

angle

Front

Exact position or location

Back

point

Front

Angle forming a square corner (90°)

Back

right angle

Front

A straight path that continues in both directions without end.

Back

line

Front

A plane shape that starts and ends at the same point.

Back

closed shape

Front

Part of a line that is straight with 2 endpoints

Back

line segment

Front

Shared endpoint of an angle

Back

vertex