\input{preamble-standalone.ltx}
\begin{document}

% Ex. No. 169 (Section 23.1.1 : \tkzcname{tkzDrawSector} et \tkzname{towards})

\begin{tikzpicture}[scale=1]
  \tkzDefPoint(0,0){O}
  \tkzDefPoint(-30:3){A}
  \tkzDefPointBy[rotation = center O angle -60](A)
  \tkzDrawSector[fill=red!50](O,A)(tkzPointResult)
 \begin{scope}[shift={(-60:1cm)}]
  \tkzDefPoint(0,0){O}
  \tkzDefPoint(-30:3){A}
  \tkzDefPointBy[rotation = center O angle -60](A)
  \tkzDrawSector[fill=blue!50](O,tkzPointResult)(A)
\end{scope}
\end{tikzpicture}

\end{document}
