Friends please help me with this question.
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Answer:
Let the side of the cube be x
As volume of the cube=3
3
a
3
⇒x
3
=(3
3
a)
3
⇒x=
3
a
Hence the total surface are=6x
2
=6×(
3
a)
2
⇒6×3a
2
=18a
2
Step-by-step explanation:
Hope it helps you
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