Find the circumference of the circle with the following radius: (Take $π = \frac{22}{7}$ )
$14 c m$

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Solution

Let radius be = $r$
Circumference of a circle $= 2 π r$

$\Rightarrow$ $2 π r = 14 c m$

$\Rightarrow$ $r = \frac{7}{π}$ cm

$\Rightarrow$ $r = 2.23 c m$

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