Question

22 Find the circumference of the circle, Use 3.14 or for x. Round to the nearest tenth if necessary, 31.5 cm

Answer 1

ANSWER:

The circumference is 198 cm

STEP-BY-STEP EXPLANATION:

We have the formula to calculate the circumference of the circle is the following:

$c=2\pi r$

we replace the value of pi and the radius:

$\begin{gathered} c=2\cdot\frac{22}{7}\cdot31.5 \\ c=198 \end{gathered}$