\ANG{
% 9/Geometrie/Strahlensatz 
%%\item
Berechne $x$ und $y$:\qquad
\raisebox{-28mm}{\parbox[t]{4.2cm}{
\begin {scriptsize}
\unitlength=1mm
\beginpicture 
\setcoordinatesystem units <1mm,1mm> 
\setplotarea x from -35 to 5, y from 0 to 30 
\inboundscheckon 
\setlinear 
\plot 4 11  -30 2.5 /  
\plot 4 8  -30 25 /  
\plot -25 0  -30 30 /  
\plot -12.5 5  -15 20 /  
\put {$x$} at -6 15 
\put {$4$} at -21 23 
\put {$x$} at -15.5 12 
\put {$y$} at -29 13 
\put {$x$} at -19 3.5 
\put {$16$} at -6 6.5 
\endpicture 
\end {scriptsize} }}\\

}
\LSG{ 
$x=8$, $y=12$
}
