a field abcd are in the form of trapezium in which ab parallel cd ab=83 metre and cd = 40 cm . a triangular flower bed ebc is cut in such a way that shape of remaining field become a parallelogram if the area of the entire field is 2337 metre^2 area of fa field abcd are in the form of trapezium in which ab parallel cd ab=83 metre and cd = 40 cm . a triangular flower bed ebc is cut in such a way that shape of remaining field become a parallelogram if the area of the entire field is 2337 metre^2 find area of flower bed lower bed