Question

a cube has a total surface area of 384sq.cm find its volume​

Answer 1

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✰$\textit{finding a(side)}$

❥ $(6a)^2$= $\textit{384}$

➠$(a)^2$= $\textit{384/6}$

➠$(a)^2$ = 64

➠$\textit{a = }$$\sqrt{8×8}$

➠$\textit{a =8 }$

❥$\textit{then volume is }$

➠$\textit{8×8×8= 512cm2 }$