Question
A wire, when bent in the form of a square encloses an
area of 484 sq. cm. If the same wire is bent in the form of a circle, what is the area enclosed by it?Solution
Area of Square =484. Side of wire (Square)=22 Length of wire =4ร22=88cm ATQ- 2 ฯ r =88 R =88ร7 /22ร2 =14cm And now an area of circle = ฯrยฒ =22/7 ร14 ร14 =44ร14=616 sq. cm
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