The parallelogram table below describes the distinguishing traits of the major types of paralllelograms.
| Property | Rectangle | Rhombus | Square | All Parallelograms |
|---|---|---|---|---|
| The Sides | ||||
| Both pairs of opposite sides are parallel | X | X | X | X |
| Both pairs of opposite sides are congruent | X | X | X | X |
| All four sides are congruent | X | X | ||
| The Angles | ||||
| The sum of the angles is 360° | X | X | X | X |
| Both pairs of opposite angles are congruent | X | X | X | X |
| All four angles are right angles | X | X | ||
| The Diagonals | ||||
| Diagonals bisect each other | X | X | X | X |
| Diagonals are congruent | X | X | ||
| Diagonals are perpendicular | X | X | ||
| Diagonals bisect opposite angles | X | X | ||
