Question

If a cubical shaped room has a volume of ${}^{\prime }{a}^{\prime }{m}^3$, then find how much paint is required $\left(in{m}^2\right)$ for the room except its base.

• A. $6a^{\frac{2}{3}}$
• B. $5a^{\frac{2}{3}}$
• C. $4a^{\frac{2}{3}}$
• D. $3a^{\frac{2}{3}}$

Answer 1

The correct option is B $5a^{\frac{2}{3}}$