\PGset[0.8em]
\begin{picture}(15,13)

% 354x316
% 13x11

\drawline(1,7)(3,1)(10.75,1)(14,6.5)(6.5,12)(1,7)

\dashline[80]{0.2}(3,1)(6.5,12)(10.75,1) % BEC

\put( 0.3, 6.7){$\scriptstyle A$}
\put( 2.7, 0.2){$\scriptstyle B$}
\put(10.4, 0.2){$\scriptstyle C$}
\put(14.1, 6.2){$\scriptstyle D$}
\put( 6.2,12.2){$\scriptstyle E$}

\end{picture}
\PGrestore
\quad
\PGset[0.6em]
\begin{picture}(15,13)

% 354x316
% 13x11

\drawline(1,7)(3,1)(10.75,1)(14,6.5)(6.5,12)(1,7)

\dashline[80]{0.2}(3,1)(6.5,12)(10.75,1) % BEC

\put( 0.1, 6.7){$\scriptstyle A$}
\put( 2.7, 0.0){$\scriptstyle B$}
\put(10.4, 0.0){$\scriptstyle C$}
\put(14.1, 6.2){$\scriptstyle D$}
\put( 6.1,12.2){$\scriptstyle E$}

\end{picture}
\PGrestore