A swimming pool is built as follows: The top view is a rectangle 12 feet by 30 feet. The pool is 4 feet deep at the shallow end and 9 feet deep at the deep end. The side walls are as shown. How many square feet of tile will it take to tile the two side walls and both end walls?

Question

A swimming pool is built as follows: The top view is a rectangle 12 feet by 30 feet. The pool is 4 feet deep  at the shallow end and 9 feet deep at the deep end. The side walls are as shown. How many square feet of tile will it take to tile the two side walls and both end walls?

unklerhaukus · Answer

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unklerhaukus · Answer

The surface is a sum of four faces,
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A is a Rectangle
B is a Rectangle
The other two surfaces are the Trapeziums and are equal in size