Show that the diagonals of quadrilateral bisect each other if an donly if it is a parallelogram, by using vector method.

If diagonals of a quadrilateral bisect each other at right angles, then it is a :

Show that the diagonals of a rhombus bisect each other at right angles.

Given the following statement : If the diagonals of a quadrilateral bisect each other, then it is a parallelogram. Identify these as contrapositive or converse of each other.

Show that the diagonals of a square are equal and bisect each other at right angles

Diagonals of the rhombus bisect each other at ______

Given statement below. Identify the statement given below as contrapositive or converse of each other. If a quadrilateral is a parallelogram, then its diagonals bisect each other. (i) If the diagonals of a quadrilateral do not bisect each other, then the quadrilateral is not a parallelogram. (ii) If the diagonals of a quadrilateral bisect each other, then it is a parallelogram.

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

Given the following statement : If the diagonals of a quadrilateral do not bisect each other, then the quadrilateral is not a parallelogram. Identify these as contrapositive or converse of each other.