find the total surface area and lateral surface area of a cuboid of dimension 60cm x 40 cm x 20 cm
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Answer:
LSA= 2(l+b)h
2×(60+40)×20
40×100
4000cm²
TSA=2(lb+bh+hl)
2×(60×40+40×20+20×60)
2(2400+800+1200)
2(2400+2000)
2×4400
8800cm²
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