%XFlatexpr Magnification  0.6
% Copyright ENPC
\def\dessin#1#2{
\begin{figure}[hbtp]
\begin{center}\fbox{
\setlength{\unitlength}{0.0075in}%
\begin{picture}(465,258)(65,375)
\put(210,400){\makebox(0,0)[lb]{\raisebox{0pt}[0pt][0pt]{\sevrm $\theta_1$}}}
\put(300,460){\makebox(0,0)[lb]{\raisebox{0pt}[0pt][0pt]{\sevrm $\theta_2$}}}
\put(390,545){\makebox(0,0)[lb]{\raisebox{0pt}[0pt][0pt]{\sevrm $\theta_3$}}}
\put(255,550){\makebox(0,0)[lb]{\raisebox{0pt}[0pt][0pt]{\sevrm $(x_2,y_2)$}}}
\put(395,620){\makebox(0,0)[lb]{\raisebox{0pt}[0pt][0pt]{\sevrm $(x_3,y_3)$}}}
\put(195,455){\makebox(0,0)[lb]{\raisebox{0pt}[0pt][0pt]{\sevrm $(x_1,y_1)$}}}
\put(510,375){\makebox(0,0)[lb]{\raisebox{0pt}[0pt][0pt]{\sevrm $x$}}}
\put(110,595){\makebox(0,0)[lb]{\raisebox{0pt}[0pt][0pt]{\sevrm $y$}}}
\put( 65,475){\makebox(0,0)[lb]{\raisebox{0pt}[0pt][0pt]{\sevrm $g$}}}
\end{picture}
}\makebox[0pt][r]{
\makebox[3.486in][l]{
  \vbox to 1.930in{
    \vfill
    \special{psfile=npend.ps}
  }
  \vspace{-\baselineskip}
}
}\end{center}
\caption{\label{#2}#1}
\end{figure}}
