If Jimmy rolls a sheet of paper initially square-shaped along its length to make it a cylinder. Find what will be the ratio of the base radius of the cylinder to the side of the square?
(A)
1/2π
(B)
7/2π
(C)
9/π
(D)
11/2π
Answer: (A)
Explanation:
Perimeter of base circle = side of square
2πr = a
r/a = 1 : 2π
Quiz of this Question
Please comment below if you find anything wrong in the above post