Question

the diagonal of a cube measures6 root 3 than his total surface area is

Answer 1

$<b><font color "pink" >Hi there!$

Diagonal of cube = 6 √3

⇒ √3 a = 6 √3

⇒ a = 6 √3 / √3

⇒ a = 6

Now,

Total surface area = 6 a²

⇒ 6 × 6 × 6

⇒ 216

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