Module 1 Geometry Vocab

Front

What is a point in geometry?

Back

A location that has neither size nor shape.

Front

What are coplanar points?

Back

Points that lie in the same plane.

Front

What is a line segment?

Back

A measurable part of a line that consists of two endpoints and all the points between them.

Front

What is a ray in geometry?

Back

A part of a line that starts at one point and extends infinitely in one direction.

Front

What is a plane in geometry?

Back

A flat, two-dimensional surface that extends infinitely in all directions.

Front

What does it mean for points to be collinear?

Back

Points that lie on the same straight line.

Front

What is the definition of a line in geometry?

Back

A straight path that extends infinitely in both directions with no endpoints.

Front

What is the midpoint of a line segment?

Back

The point that divides the segment into two equal parts.

Front

What is the difference between a line and a line segment?

Back

A line extends infinitely in both directions, while a line segment has two endpoints.

Front

What is a three-dimensional space?

Back

A space that has length, width, and height.