4. What property makes a rhombus a parallelogram?
a. It has 4 right angles,
b. It has only 1 pair of parallel sides.
c. It has 2 pairs of parallel sides.


5. Why is a trapezoid not a parallelogram?
a. It has 4 right angles.
b. It has only 1 pair of parallel sides.
c. It has 2 pairs of parallel sides.​