the dimensions of a cuboid are in the ratio 5:2:1. its volume is 1250 cubic metres. what is the total surface area?
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Answered by
2
let in x
5x:2x:x
volume of cuboid=lbh
5x*2x*x=1250
10x^3=1250
x^3=125
x=5m
so dimensions are
5m,2m,1m
TSA=2(lb+bh+hl)
2(5*2+2*1+1*5)
2(10+2+5)
2(17)
34cm^2 =TSA
5x:2x:x
volume of cuboid=lbh
5x*2x*x=1250
10x^3=1250
x^3=125
x=5m
so dimensions are
5m,2m,1m
TSA=2(lb+bh+hl)
2(5*2+2*1+1*5)
2(10+2+5)
2(17)
34cm^2 =TSA
aahanaaa3:
your answer is wrong
Answered by
4
your answer is above
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