Two cubes of volume 125cm3 are joined end to end to form a cuboid .Find the surface area of the resulting cuboid.
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Volume of cube =125 cm ³
So side =³√125=5 cm
Length of new cuboid =5+5=10 cm
Breadth =5 cm
Height=5 cm
Surface area = 2 lb+ 2 bh+2 lh
=2x10x5+2x5x5+2x5x10
=250cm²
So side =³√125=5 cm
Length of new cuboid =5+5=10 cm
Breadth =5 cm
Height=5 cm
Surface area = 2 lb+ 2 bh+2 lh
=2x10x5+2x5x5+2x5x10
=250cm²
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