If the radius of a circle is $7\ cm$. find the circumference of the circle.

 Given: The radius of a circle is $7\ cm$.


To do: To find the circumference of the circle.

Solution:

As given, radius $r=7\ cm$

So, circumference $=2 \pi r$

$=2\pi \times 7$

$=2\times \frac{22}{7}\times 7$

$=2\times 22\times 1$

$=44\times 1$

$=44\ cm$

Thus, circumference of the circle is $44\ cm$.

Tutorialspoint
Tutorialspoint

Simply Easy Learning

Updated on: 10-Oct-2022

74 Views

Kickstart Your Career

Get certified by completing the course

Get Started
Advertisements