Find the circumference of a circle whose diameter is  $10.5\ m$.


Given: Diameter of the circle is $10.5\ m$.

To do: To find the circumference of a circle.

Solution:

As given,

Diameter of the circle, $d=10.5$

$\therefore$ Radius of the circle, $r=\frac{10.5}{2}=5.25$

circumference of circle$=2\ \pi r$

$=2\times\frac{22}{7}\times5.25$

$=33\ m$.

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Updated on: 10-Oct-2022

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