Question

The volume of a sphere that an artist plans to use in a sculpture is 11.0 m3. Determine its radius, r.

Answer 1

Volume (sphere)=(4/3)πr³ ⇒r=∛(3v/4π)

Data:
v=11.0 m³

Therefore:

r=∛(3*11 m³/4π)=1.37964... m≈1.38 m

Answer: the radius is 1.38 m.