The sides `PQ, RS` of the quadrilateral shown below are parallel. Compute all inner and outer angles of the quadrilateral.

In the quadrilateral ABCD shown below, A B=A D, B C=C D Compute all the angles of the quadrilateral.

Compute the area of the quadrilateral shown below:

Compute all angles in the figure below,

Calculate the length of sides of quadrilateral. .

Given statement in (a) and (b). Identify the statements given below as contrapositive or converse of each other . If the quadrilateral is a parallelogram then its diagonals bisect each other 1 )If the diagonals of a quadrilateral do not bisect each other, then the quadrilateral is not a parallelogram 2) if the diagonals of a quadrilateral bisect eachother , then it is a parallogram

The bottom side of the quadrilateral in the picture is a diameter of the circle and the top side is ạ chord parallel to it. Calculate the area of the quadrilateral.