You can put this solution on YOUR website! For a sphere v=4/3 pie r^3. Solve for r then find the radius of sphere of volume 200cm^3
----
(4/3)pi*r^3 = 200
-----
pi*r^3 = (3/4)(200) = 150
---
r^3 = 150/pi
----
r = cbrt(150/pi)
---
r = 3.628
-----
Cheers,
Stan H.
================