19 Wanda listed these facts about parallelograms, - Opposite angles are equal to each other. • Adjacent sides may have different lengths. • There are exactly two sets of parallel sides, - Both pairs of opposite sides have the same leven which fact must also be true? in a rhombus, opposite angles are equal to each other. B in a rhombus, adjacent sides may have different lervius In a trapezoid, there are exactly two sets of parallel sides, D in a trapezoid, both pairs of opposite sides have the same length.