2012 · Q9
If the surface area of a sphere is 616 square cm, what is its volume?
Elementary MathematicsMensuration
- A4312/3 cubic cm
- B4102/3 cubic cm
- C1257 cubic cm
- D1023 cubic cm
Explanation
4*pi*r^2 = 616 gives r = 7 cm, so volume = (4/3)*pi*343 = 4312/3 cubic cm.