Fill with color three of five sectors in circle with latex.

76Ahmad

Hi every one,
here is a question about drawing and filling in Latex (\usepackage{tikz})

I just draw a circle with 5 sectors correctly,
and what I need help on please, how I fill 3 sectors with green color
and the other 2 sectors with red...

please help me with this task.

\begin{tikzpicture}[scale=1.2]
\tkzDefPoint(0,0){O}
\tkzDrawCircle[R](O,1 cm)
\def\sectors{5}
\foreach \i in {1,2,...,\sectors} {
\tkzDefPoint({\i*360/\sectors}:1){P\i}
\tkzDrawSegment[color=black](O,P\i)
}
\end{tikzpicture}