1.

If the surface area of a cube is twice the volume of the cube. Then, find the volume of a cube.1. 12 cubic units2. 14 cubic units3. 27 cubic units4. 25 cubic units

Answer» Correct Answer - Option 3 : 27 cubic units

Given:

Surface area of cube = 2 × Volume of a cube

Formula used:

Volume of a cube = (Side)3

Surface area of cube = 6(Side)2

Calculation:

Surface area of cube = 2 × Volume of cube

⇒ 6(Side)2 = 2(Side)3

⇒ Side = 3 units

∴ Volume of cube = (3 units)3 = 27 cubic units


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