the dimensions of cuboid are in ratio 5:3:2.the lateral surface area of cuboid is 288 m². find the dimensions of cuboid
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take dimensions as X and solve it
Answered by
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let the dimensions be 5x,3x,2x
a/q
lateral surface area of cuboid=2(l+b)×H
288m2=2(5x+3x)×2x
288=2×8x×2x
288=32x2(it is 32 cm square)
288/32=x2
9=x2
:x=3m
dimensions be ,5x=15m,3x=9m,2m=6m
a/q
lateral surface area of cuboid=2(l+b)×H
288m2=2(5x+3x)×2x
288=2×8x×2x
288=32x2(it is 32 cm square)
288/32=x2
9=x2
:x=3m
dimensions be ,5x=15m,3x=9m,2m=6m
bhumika69:
thanks frnd but it's wrong
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