1.

A big cube of side 8 cm is formed by rearranging together 64 small but identical cubeseach of side 2 cm . Further , if the corner cubes in the topmost layer of the big cube are removed , what is the change in total surface area of the big cube ?

Answer»

`16 CM^(2)`, decreases
`48 cm^(2)`, decreases
`32 cm^(2)`, decreases
remains the same as previously

ANSWER :D


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