find the circumference (in cm) of the circle. use $pi=\frac{22}{7}$

$find the circumference (in cm) of the circle. use $pi=\frac{22}{7}$$

$C = \pi d$, where $C$ is the circumference and $d$ is the diameter.

The diameter $d = 42$ cm.

$C=\frac{22}{7}\times42$.

$C = 22\times6=132$ cm.

132