A quadrilateral that is not a parallelogram but has exactly two opposite angles of equal measure is __________.

A quadrilateral is a parallelogram,if its one pair of opposite sides are equal and parallel.

A quadrilateral is parallelogram; if itsone pair of opposite sides are equal and parallel

A quadrilateral is parallelogram if its opposite angles are equal.

A quadrilateral is a parallelogram if its opposite sides are equal.

The converse of the above properties are also true i.e.(i) A quadrilateral is a parallelogram if its opposite sides are equal.(ii)A quadrilateral is a parallelogram if its opposite angles are equal.(iii) A quadrilateral is a parallelogram if it has one pair of opposite sides parallel and equal.(iv) A quadrilateral is a parallelogram if its diagonals bisect each other .

A quadrilateral is parallelogram it its opposite sides are equal

Theorem 8.4 : In a parallelogram, opposite angles are equal.

Is quadrilateral ABCD a parallelogram? I. Its opposite sides are equal. II. Its opposite angles are equal. The correct answer is : (a) /(b)/(c )/(d).

Parallelogram a quadrilateral is a parallelogram if its both pairs of opposite sides are parallel.