The dimensions of a cuboid are in the ratio of 1:2:3 and its total surface area is 88msquare.find the dimensions.
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let the l ,b and h be x,2x andb3x
2(lb+bh+hl)=88
2(2x²+6x²+3x²)=88
11x²=44
x²=4
x=2
so the length is 2 b=4 and h=6
2(lb+bh+hl)=88
2(2x²+6x²+3x²)=88
11x²=44
x²=4
x=2
so the length is 2 b=4 and h=6
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