Question

What is the main difference between a square and a rectangle?
A square has 4 right angles while a rectangle has only 2 right angles.

A rectangle always has 4 sides that are all the same length, while a square has 2 pairs of equal sides that are not necessarily equal to each other.

A square always has 4 sides that are all the same length while a rectangle has 2 pair of equal sides that are not necessarily equal to each other.

A rectangle has 4 right angles while a square has only 2 right angles.