A trapezoid has one pair of parallel sides. A parallelogram has two pairs of parallel sides.
No, the diagonals of a parallelogram are not normally congruent unless the parallelogram is a rectangle.
False
Either diagonal of a parallelogram divides the parallelogram into two triangles of equal areas. Thus area of triangle abd = half that of the parallelogram abcd. The required ratio is 1 / 2.
Yes the diagonals of a parallelogram have the same midpoint since they bisect each other.
It is a quadrilateral because it has 4 sides