The formula for the volume of a cylinder is V=3.14r^2(h). So substituting the volume: 20,403.72=3.14r^2(h).
To solve for ‘r’, divide both sides by 3.14h r^2=6,498/h Then find square root of both sides r= sqrt(6,498/h) Since ‘h’ is not specified here, it cannot be solved further.