Answer:
The correct option is D.
Step-by-step explanation:
A paralellogram is a flat shape with 4 straight sides and opposite sides are parallel.
There are six important properties of a parallelogram.
1) Opposite sides are congruent.
2) Opposite angels are congruent.
3) Consecutive angles are supplementary.
4) If one angle is right, then all angles are right.
5) The diagonals of a parallelogram bisect each other....
