[tex]\bf \textit{sum of all exterior angles in a polygon}\\\\
\stackrel{sum}{\theta n}=360\quad
\begin{cases}
\theta =exterior~angle\\
\qquad in~de grees\\
n=\textit{number of sides}\\
----------\\
n=32
\end{cases}
\\\\\\
\theta 32=360\implies \theta =\cfrac{360}{32}[/tex]