Answer:
39 ft^2
Explanation:
To find surface area you add up the all the areas of the shapes.
Triangle:
5x3=15
15/2= 7.5
Since there are 4 triangles its 7.5x4 which is 30.
Square:
3x3=9
7.5+7.5+7.5+7.5+9 or 30+9= 39
39 ft squared.
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