\ANG{
%
%%\item
%
\begin{minipage}[t]{7cm}
\begin{enumerate}
\item
Berechne die L"ange der Basis und den Fl"acheninhalt des Dreiecks
$ATC$ aus den in der Zeichnung angegebenen Ma"sen.
\item
Bestimme, wie gro"s $\beta$ sein muss, damit $CT$ die Fl"ache 
des Dreiecks $ABC$ halbiert.
\end{enumerate}
\end{minipage}
\begin{minipage}[t]{7cm}
\beginpicture
\setcoordinatesystem units <1mm, 1mm> point at -20 50
\setplotarea x from -10 to 60, y from 0 to 40
\plotsymbolspacing 0.2 pt
\setlinear
\plot   0    0    14.3  37.3  50 0  0  0 /
\plot  14.3 37.3  28.6   0 /
\circulararc  60   degrees from  -5.7  2.7   center at 14.3 37.3 
\circulararc  69   degrees from   8    0     center at  0    0 
\circulararc -46.3 degrees from  42    0     center at 50    0 
\put {$69^0$}    at  4     3
\put {$\beta$} at 44     2
\put {$A$}     at -3    -3
\put {$B$}     at 54     0
\put {$C$}     at 14.3  40
\put {$T$}     at 28.6  -3
\put {$2$}     at  5    20
\endpicture
\end{minipage}

%\special{src: 35 10IN067.TEX} %Inserted by TeXtelmExtel

}
\LSG{    
$AT=1{,}433$, $A(ATC)=1{,}338$, $\beta=40{,}97^0$    
}
