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

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

Compute the area of the quadrilateral shown below:

Compute all angles in the figure below,

In the quadrilateral ABCD shown below, /_A= /_C=90^@ , /_ABD= 45^@ /_CDB=60^@ and AB=6cm.Find out the lengths of the other sides of the quadrilateral.

In the figure, angle B=angle C=90^(circ) , AB=CE and B E=C D . Compute the angles of Delta AED

In the figure, the line CE is parallel to BD. Area of triangle A B D is 30 sq.cm. and that of triangle BDC is 29 sq . cm. a) What is the area of quadrilateral ABCD? b) What is the area of triangle BED? c) What is the area of quadrilateral ABED?