2012 · Q83
The volume of a cube is numerically equal to sum of its edges. What is the total surface area in square units?
Elementary MathematicsMensuration
- A12
- B36
- C72
- D144
Explanation
s^3 = 12s gives s^2 = 12; total surface area = 6*12 = 72.
The volume of a cube is numerically equal to sum of its edges. What is the total surface area in square units?
Explanation
s^3 = 12s gives s^2 = 12; total surface area = 6*12 = 72.