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The ratio of the area of the circumcircle and the incircle of a square is

2 : 1
1 : 2
√2 : 1
1 : √2

Correct Answer: 2 : 1

Explanation:

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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