the length of the diagonal of a cube is 6√3cm.its total surface area is?

Asked by  | 5th Mar, 2013, 09:39: AM

Expert Answer:

We know:
Diagonal of a cube = ?3a
?3a = 6?3 cm
a = 6 cm

Total surface area = 6a^2 = 216 cm2

Answered by  | 5th Mar, 2013, 04:44: PM

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