Answer:
Explanation:
The formula for the volume of a sphere is:
V = (4/3)πR^3
Substituting the given value, we get:
V = (4/3) * 3.14 * (3.9)^3
V = (4/3) * 3.14 * 59.319
V = 249.52 cubic mm (rounded to the nearest tenth)
Therefore, the volume of the sphere is approximately 249.5 cubic mm.