ABCD is a quadrilateral with `angleC=90degree`. AB=9,AD=8, BC=12, CD=5. Find area of ABCD

A park, in the shape of a quadrilateral ABCD has angle C = 90^(@) , AB = 9 m, BC = 12 m, CD = 5 m and AD = 8 m. How much area does it occupy ?

A part , in the shape of a quadrilateral ABCD , has angleC=90^@,AB=9 m, BC = 12 cm , CD = 5 cm and AD = 8 m . How much area does it occupy ?

If ABCD is a quadrilateral in which AB|CD and AD=BC, prove that /_A=/_B.

If ABCD is a cyclic quadrilateral, then prove that AC.BD=AB.CD+BC.AD

A park in the shape of a quadrilateral ABCD has /_C=90^(@),AB=9m,BC=12m,CD=5m and AD=8m How much area does it occupy

A park, in the shape of a quadrilateral ABCD in which /_C = 90^@ , AB = 9 m, BC = 12 m, CD = 5 m and AD = 8 m. The area of this park is :

ABCD is a quadrilateral in which AB=CD and AD=BC. show that it is a parallelogram.

The figure ABCD is a quadrilateral in which AB = CD and BC = AD. Its area is

A park, in the shape of a quadrilateral ABCD, has /_C = 90^@ , AB = 9m, BC = 12m, CD =5m and AD = 8m . How much area does it occupy ?