If the diagonals of a quadrilateral bisect each other, then the quadrilateral is a parallelogram.A.TrueB.False

If one pair of opposite sides of a quadrilateral are congruent, then the quadrilateral is a parallelogram.A.TrueB.False

If both pairs of opposite angles of a quadrilateral are supplementary, then the quadrilateral is a parallelogram.A.TrueB.False

Quadrilateral ABCD has diagonals AC and BDWhich information is not sufficient to prove and ABCD is a parallelogram?Group of answer choicesAB is congruent to CD and BC is congruent to ADAB is congruent to CD and AB is parallel to CDAB is congruent to CD and BC is parallel to ADAC and BD bisect each other

Show that if the diagonals of quadrilateral are equal and bisect each other at right angles,then it is a square.

Is a quadrilateral always a parallelogram?