Explanation:
The diagram is not included:
18 ft x 10 ft = 180 ft^2
180 ft^2 * $ 3.19 / ft^2 = $ 574.20 for a rectangular pool cover
If it is triangular 1/2 * 10 * 18 * $3.19 = $287.10
9.5m questions
12.2m answers