Geometry Vocabulary

Front

A point where the two sides of a polygon meet.

Back

vertex

Front

A polygon with 4 sides.

Back

rectangle

Front

A closed figure with sides of equal length and angles of equal measure.

Back

regular polygon

Front

A closed figure made up of line segments.

Back

polygon

Front

Sides that are the same distance apart at every point.

Back

parallel sides

Front

A parallelogram with four right angles and opposite sides equal length.

Back

rectangle

Front

A quadrilateral that has exactly one pair of parallel sides.

Back

trapezoid

Front

A quadrilateral with both pairs of opposite sides parallel and equal in length.

Back

parallelogram

Front

A polygon with four sides

Back

quadrilateral

Front

A quadrilateral with all sides the same length and four right angles, opposite sides are parallel.

Back

square