Answer :
Answer:
r = 3x.
Step-by-step explanation:
The volume of the cylinder = πr^2 h
= π (2x)^2 9x
= 36x^3 π
This is also the volume of the sphere so
36 x^3 π = 4/3 π r^3
36x^3 = 4/3 r^3
r^3 = 36 x^3 * 3/4
r^3 = 27 x^3
r = cube root of 27 x^3
r = 3x.