Geometric Terms and Symbols

Front

What is a circle?

Back

The set of all points equidistant from a given point called the center.

Front

Identify this picture: ray AB, line AB, line segment AB, point AB.

Back

ray AB.

Front

Define collinear.

Back

Points are on the same line.

Front

The surfaces of solids are called?

Back

faces.

Front

2 Points on opposite ends of a line segment are called?

Back

Endpoints.

Front

What is a line segment?

Back

A part of a line that has two endpoints.

Front

What is a ray?

Back

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

Front

What is a point in geometry?

Back

A location in space with no size or dimension.

Front

What is a plane?

Back

A flat surface that extends infinitely in all directions.

Front

What are parallel lines?

Back

Lines in a plane that never meet and are always the same distance apart.