A sphere has a volume of 288pi. What is the radius?

##r=6##
Volume of Sphere##=4/3pir^3##
So##288pi=4/3pir^3##
##rarr(288pi)/pi=4/3r^3##
##rarr288=4/3r^3##
##rarr288-:4/3=r^3##
##rarr288*3/4=r^3##
##rarr216=r^3##
##rarrr=root(3)216=6##