length of a hollow cube's out edge is 30m and thickness from outer surface to inner surface is 1m find the volume.
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Answer:
Given,
edge=side=30m
volume=s³
=30cm×30cm×30cm
=27000cm³
inner cibe side= 30cm-1cm
=29cm
volume of inner cube=29cm×29cm×29cm
=24389cm³
volume of the thickness= 27000cm³-24389cm³
=2611cm³
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