Intro Geometry Vocabulary

Front

What is a part of a line that has two endpoints and includes all of the points in between?

Back

Line Segment

Front

What is the term for a line that starts at a point and extends infinitely in one direction?

Back

Ray

Front

How is a plane named?

Back

By three noncollinear points on that plane.

Front

What do you call a figure that extends infinitely in both directions?

Back

Line

Front

What is a fixed position in space that has no dimensions or size?

Back

Point

Front

What is the term for a flat surface that extends infinitely in all directions?

Back

Plane

Front

What is the term for two lines that never intersect?

Back

Parallel Lines

Front

What do you call the point where two lines intersect?

Back

Point of Intersection

Front

What is the distance between two points called?

Back

Length

Front

What is a straight line that connects two points called?

Back

Line Segment