We will determine the arc length as follows:
*First: We transform the angle to radians:
[tex]\alpha=144\cdot\frac{\pi}{180}\Rightarrow\alpha=\frac{4}{5}\pi[/tex]
*Second: We will determine the arc length:
[tex]s=(10)(\frac{4}{5}\pi)\Rightarrow s=8\pi[/tex]
So, the arc length from A to B is 8*pi.
