There are two circles of different radii. The area of a square is 196 sq.cm - whose side is half the radius of the larger circle. The radius of the smaller circle is three-seventh that of the larger circle. What is the circumference of the smaller circle ?

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There are two circles of different radii. The area of a square is 196 sq.cm - whose side is half the radius of the larger circle. The radius of the smaller circle is three-seventh that of the larger circle. What is the circumference of the smaller circle ?






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