Geometry Vocab

Front

A square is a rectangle.

Back

Always.

Front

A rectangle is a square.

Back

Sometimes.

Front

A rhombus is a square.

Back

Sometimes.

Front

A polygon is a rectangle.

Back

Sometimes.

Front

A trapezoid is a parallelogram.

Back

Never.

Front

A quadrilateral is a polygon.

Back

Always.

Front

2 pairs of parallel lines; opposite sides congruent sometimes; all sides congruent sometimes; can have 90° angles or not. Shape?

Back

Parallelogram

Front

Always a parallelogram with 4 congruent sides. 90° angles = square; otherwise, it's called a rhombus.

Back

Rhombus

Front

4 different side lengths; angles sum to 360°

Back

quadrilateral

Front

I can be a rhombus or rectangle, but with all sides equal and 4 right angles, I have my own name.

Back

square