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The perimeter of a circular and a square field are equal. What is the diameter of the circular field, if the area of the square field is 484 metre^2 ?
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Explanation:
Side of square field
= √484 = 22 metre
Circumference of circular field = Perimeter of square field
=> 2 π r = 4 × 22
=> 2 × 22\7 × r = 4 ×22
=> r = 14 metre
∴ Diameter = 28 metre