Question

Which is not a property of a parallelogram?

A.) The diagonals bisect each other.
B.) Contains four right angles.
C.) Consecutive angles are supplementary.
D.) The opposite sides are parallel.

Answer 1

"Contains four right angles" is the one among the following choices given in the question that is not a property of a parallelogram. Parallelograms can have angles that are not ninety degrees. The correct option among all the options that are given in the question is the second option or option "B".