Question

What is the length of an arc of 72 degrees on a circle whose radius is 10????

Answer 1

\(\large {\textit{arc's length}=s=\cfrac{r\theta\pi }{180}\quad
\begin{cases}
r\to radius\\
\theta\to \textit{angle in degrees}
\end{cases}}\)

Answer 2

so the answer will be 720*pi/180??