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1.

  • A. 1:2
  • B. 1:2
  • C. 1:2
  • D. 1:2

Answer: Option A

Explanation:

Diagonal of a square = √2 × Side The ratio of area of the smaller circle to the larger circle = πr12/πr22 = {π × (a/2)2}/{π × (√2a/2)2} Here, a = Diameter of the smaller circle = 1/2 = 1:2

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