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A circle and a square have same area. The ratio of the side of the square and the radius of the circle is?

√π : 1
1 : √π
1 : π
π : 1

Correct Answer: 1 : √π

Explanation:

∵ Area of square = Area of circle
⇒ x² = πr²
⇒ x/r = √π
= √ π : 1

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