find the total surface area of the cuboid l = 8 cm B = 2.5 CM h = 1 CM
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Answer:
TSA = 2(lb+bh+lh)
2(8x2.5+2.5x1+8x1)
2(20+2.5+8)
2(30.5)
61
so TSA of a cuboid =61
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