Area of sides Area of front and back
Area of gable ends
Surface area of paintable region
How many gallons will it take to paint the barn?
How much will it cost for the paint?

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The answer would be b ! explanation: the formula for sa *surface area * is 2×l×w+2×l×h+2×w×h so in this case l=4w=12h=8so you use the formula to solve it and it give you the answer of 352^cm^2