The surface area of a sphere is same as the curved surface area of a right circular cylinder whose height and diameter are 12 cm each. The radius of the sphere is :

The surface area of a sphere is same as the curved surface area of

1.	The surface area of a sphere is same as the curved surface area of a right circular cylinder whose height and diameter are 12 cm each. The radius of the sphere is :
A.	4 cm
B.	6 cm
C.	8 cm
D.	10 cm
Answer» C. 8 cm

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The surface area of a sphere is same as the curved surface area of a right circular cylinder whose height and diameter are 12 cm each. The radius of the sphere is :

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