Surface area and volume of swimming pool

Need help with this problem....anyone can help me??? Thanks !!!

Find the surface area and volume of swimming pool described below:

The pool is a rectangular shape: 70 ft x 140 ft

The shallow end starts at 3 ft deep and continues at this depth for 30 ft before increasing over a span of 50 feet to 10 feet deep.

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**mommydearest11** Need help with this problem....anyone can help me??? Thanks !!!

Find the surface area and volume of swimming pool described below:

The pool is a rectangular shape: 70 ft x 140 ft

The shallow end starts at 3 ft deep and continues at this depth for 30 ft before increasing over a span of 50 feet to 10 feet deep.

The cross section is a trapezium. How would you work out its area?

Re: Need Help with answer...