Question

If the length of each edge of the cube = 8cm, then its total surface area is ___________.

• A. 8cm${}^2$
• B. 48cm${}^2$
• C. 64cm${}^2$
• D. 384cm${}^2$

Answer 1

The correct option is D 384cm${}^2$

Total surface area = $6\times {side}^2$
= $6\times 8^2$ = $6\times 64$
= 384 $c{m}^2$