Question
Mathematics Question on Surface Area of Cube, Cuboid and Cylinder
The surface area of the sphere x2 + y2 + z2 = 9 lying inside the cylinder x2 + y2 = 3y is
A
18(π+2)
B
18(π-2)
C
18(π-4)
D
18(π+4)
Answer
18(π-2)
Explanation
Solution
The correct answer is(B): 18(π-2)