A wire is in the form of sqaure of 66cm . determine the radius of the circle into which it can be bent
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Length of wire = 4a
= 4 × 66 cm
= 264 cm
Circumference of circle = Length of wire
2 π r = 264 cm
r = (264 cm) / (2 π)
= 42 cm [Take π = 22/7]
Radius of circle is 42 cm
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