% This picture represents a domond-like thingy
% (C) Thiago Brevidelli
\begin{tikzpicture}[x=0.75pt,y=0.75pt,yscale=-.4,xscale=.4]
  % Polygon
  \draw (244.52,138.11) -- (129.96,172.23) -- (170.52,46.11) -- cycle;
  \draw (129.96,172.23) -- (133.33,118.95) -- (170.52,46.11);
  \draw[dotted] (133.33,118.95) -- (244.52,138.11) ;
  \draw (244.52,138.11) -- (170.62,210.9) -- (129.96,172.23) -- cycle;
  \draw[dotted] (133.33,118.95) -- (170.62,210.9) ;
\end{tikzpicture}

