[tex]\bf \begin{array}{llll}
\cfrac{v}{r}=w\\\\
v=\cfrac{s}{t}
\end{array}\qquad
\begin{cases}
v=\textit{linear speed}\\
r=radius\\
w=\textit{angular speed}\\
s=\textit{arc's length}\\
t=\textit{time length} \\----------\\
r=6\\
s=14.13\\
t=3
\end{cases}\implies \cfrac{\frac{s}{t}}{r}=w[/tex]
