Square: the four sides are equal, the diagonal lines are equal, the four angles are equal to 90 degrees, the opposite sides are parallel, and the diagonal lines are equally divided vertically. The diagonal bisects each corner.

Rectangular: the opposite sides are equal, the diagonal lines are equal and equal, the four angles are equal to 90 degrees, and the opposite sides are parallel.

Prism: the opposite sides are equal, the diagonal lines are equal, the diagonal lines are bisected vertically, the diagonal lines are bisected at each corner, and the opposite sides are parallel.

Parallelogram: the opposite sides are parallel and equal, the diagonal lines are equally divided, and the diagonal lines are equal.