find the total surface area and lateral surface area of cuboid box which is 3.5 my long 1.5 m broad and 2.5 my height
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TSA of cuboid -2(lb+bh+hl)
2[(3.5*1.5) + (1.5*2.5) + (2.5*3.5)]
2[(5.25 + 3.75 + 8.75)]
2(17.75)
35.5m2
LSA of cuboid - 2(l+b) +h
2(3.5 + 1.5) + 2.5
2(5) + 2.5
10 + 2.5
12.5m2
2[(3.5*1.5) + (1.5*2.5) + (2.5*3.5)]
2[(5.25 + 3.75 + 8.75)]
2(17.75)
35.5m2
LSA of cuboid - 2(l+b) +h
2(3.5 + 1.5) + 2.5
2(5) + 2.5
10 + 2.5
12.5m2
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