Question

A cube of a side 9cm is melted and 27small cubesare made from that.Find side of v smaller cube.

Answer 1

Side of the big cube=9cm
no.of small cubes:-27
Volume of big cube=Volume of 27 small cubes.
now 9×9×9=27×Volume of one small cube.
81×9/27=Volume of one small cube
81/3=Volume of one small cube
27cm^3=Volume one small cube

THEREFORE Volume of One small cube=S^3
27cm^3=S^3
(3cm)^3=S^3
Side of the smaller cube(S)=3cm

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