Geometry vocabulary

Front

What are vertices (vertex)?

Back

Corners.

Front

What are parallel lines?

Back

Lines that stay the same distance apart.

Front

A 3 or more sided, flat, closed, straight-sided figure is called a ....

Back

Polygon.

Front

What are edges?

Back

Straight sides of a 3-D solid.

Front

Sides that are all the same length are called...

Back

Equal sides.

Front

What is a 3-D shape?

Back

A figure that has the measurements length, width, and height.

Front

What is a polygon?

Back

A flat shape with straight sides.

Front

What is a regular polygon?

Back

A polygon with all sides and angles equal.

Front

What is a right angle?

Back

An angle that measures 90 degrees.

Front

What are intersecting lines?

Back

Lines that cross each other.