The volume of a cube is numerically equal to the sum of its edges. What is its total surface area in square… · ABC26GN4854
Subject: General Aptitude · Chapter: Volume and Surface Area
The volume of a cube is numerically equal to the sum of its edges. What is its total surface area in square units?
Answer
Explanation
$$\begin{aligned} a^{3}=12 a \Rightarrow a^{2}=12 \Rightarrow 6 a^{2} & =(6 \times 12) \text { sq. units } \\ & =72 \text { sq. units. } \end{aligned}$$
Explanation as extracted from the printed page; notation may be imperfect.
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