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Paragraph for Question Nos. 1 to 2 A circular disk of unit radius is filled with a number of smaller circular disks arranged in the form of hexagon. Let A_n denotes a stack of disks arranged in the shape of a hexagon having 'n' disks on a side. The figure shows the configuration A₃ . If 'A' be the area of large disk, S_n be the number of disks in A_n configuration and r_n be the radius of each disk in A_n configurati

Options

  1. A3
  2. B4
  3. C1
  4. D11

Correct answer

A. 3

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