Question

the radius of a sphere is equal to thrice the radius of the base of a cylinder. The height of the cylinder is nine times the radius of its base.If the numerical values of the total surface area of the cylinder and that of the volume of the sphere are the same,what is height of the cylinder?

(1) 4.5 units (2) 2.25 units
(3) 3 units (4) 5 units​

Answer 1

Answer:

I don't know

I will try next time