the measures of a box are 40 cm, 30 cm and 20 CM respectively how much square centimetre cloth is required to make the cover of the box
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surface area of cuboid =l×b×h
=40×30×20
=1200×20
=24000square centimetre
=40×30×20
=1200×20
=24000square centimetre
Priyanshu2000:
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Answered by
2
Answer:5200cm^2
Step-by-step explanation:Since, it is a cuboid
It's surface area is equal to the cloth required to cover it
TSA=2 (lh+bh+lb)
=2 (40×30+30×20+40×20)
2 (1200+600+800)
2 (2600)
=5200cm^2
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