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# Find the circumference of the circles with the following radius: (a) 14 cm

Q. 1.     Find the circumference of the circles with the following radius: (Take$\pi =\frac{22}{7}$ )

(a) $14 \; cm$

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We know that

Circumference  of a circle is $= 2\pi r$

$\Rightarrow 2\pi r = 2 \times \frac{22}{7} \times 14 = 88 \ cm$

Therefore, the circumference of the circle is  88 cm

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