The formula for volume is l*w*h, where l is the length of the pool, w is the width, and h is the height. So this pool is 24 feet long I wager, and its is 4 feet deep. so it would
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To figure out how many gallons is in your pool I need to know
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V = Pi*r*r*h V = 3.1415 * 9 ft *9 ft * 4 ft V = 1017.85 cubic feet 1017.85 cubic feet = 7,614.05 gallons
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Your 18ft around pool is 4 feet deep, which makes it a cylinderic volume of so many cu.ft.(cubic feet) capacity. If completely filled... Vcyl = base area X height, r=18/2(pi), then
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