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Volume of a Cube

The volume of...

Question

The volume of a cube is 8a cubic units. If three such identical cubes are stacked, what is the total surface area of the cuboid formed?

A

24 a^{\frac{1}{3}}

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B

48 a^{\frac{2}{3}}

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C

56 a^{\frac{2}{3}}

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D

72 a^{\frac{2}{3}}

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Solution

The correct option is C $56 a^{\frac{2}{3}}$

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