Kiddie pool: notice one dimension is 24 inches. this is equivalent to 2 feet 15x15x2=450
lap pool: one yard is 3 feet. 3x25=75 feet 3x15=45 feet 45x75x5=16,875 feet
diving pool: we can split this into two rectangles. lets make the split right where the extra bit comes out at the end. we get these dimensions: 20x20x15 and 15x10x10