A field is in the shape of a trapezium ABCD whose parallel sides are 12cm and 20 cm and distance between two parallel sides is 14cm having a parallelogram CDEF on its one of parallel sides. If the height of the parallelogram is 16cm, find
a) the area of trapezium ABCD.
b) the area of parallelogram CDEF.
c) the area of total field.