Question

A wire is in the form of a circle of radius 42 cm.if it bent into a square find the side of the square

Answer 1

circumference of circle is
$2\pi \: r$
2 × 22/7 × 42 = 44 ×6 = 264 cm
then square has 4 equal sides

264 / 4 = 66 cm will be side.


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