The trough in the figure below has width ft, length ft and height ft.

(Click on the graph for a larger version.)

If the trough is full of water, find the force of the water on a triangular end. (Use the density of water .)
Force =
(include units)

Find the work to pump all of the water over the top of the trough.
Work =
(include units)

You can earn partial credit on this problem.