this is assignment 1 for cladding

1) perimeter:
8.550+5.220 x 2=27.5
2) gross area
27.5 x 2.4=66
3)area of opening
(w 1+2) = 4.16
(w 3) = 1.32
(w4) = 2.55
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9.92
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4)nett area
66-9.92=56
5)board coverage
56.08/.160=350.5 x 7 percent+=24.535+350.5=375.035
6)cost
376 x 7.25=2726.00