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  1. The ratio of the area of the circumcircle and the incircle of a square is
    1. 2 : 1
    2. 1 : 2
    3. √2 : 1
    4. 1 : √2
Correct Option: A

Ratio of the areas of the circumcircle and incircle of a square
= [(Diagonal)2π] / [(Side)2π]
= [(Side x √2)2] / (Side)2 = 2/1 or 2 : 1


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