\documentclass[a4paper,12pt]{article}
\usepackage{epic, eepic}

\usepackage{amsmath, amssymb, hymcbk, xspace}
\usepackage{euscript,  array}
\usepackage[T1]{fontenc}
%\usepackage{tipa1}
%\usepackage{calc, wasysym, textcomp, ulsy}

\begin{document}
\pagestyle{empty}

% convexe - concave  
  

\setlength{\unitlength}{1mm}  

\begin{picture}(100,35)  
\put(10,16){\circle*{.8}}\put(30,2){\circle*{.8}}\put(57,8){\circle*{.8}}  
\put(43,28){\circle*{.8}}\put(68,17){\circle*{.8}}\put(35,10){\circle*{.8}}  
\path(10,16)(30,2)(57,8)(68,17)(43,28)(10,16)  
\path(10,16)(35,10)(68,17)  
\put(8,16){\makebox(-2,4)[b]{$A$}}\put(30,4){\makebox(0,0)[b]{$F$}}\put(57,8){\makebox(5,0)[t]{$E$}}  
\put(43,29){\makebox(0,0)[b]{$D$}}\put(68,18){\makebox(0,0)[b]{$B$}}\put(35,11){\makebox(0,0)[b]{$C$}}  
\end{picture}  
  

\end{document}

%%% Local Variables: 
%%% mode: latex
%%% TeX-master: t
%%% End: 
