% complile with »pdflatex«
\documentclass[tikz,convert=pdf2svg]{standalone}
\usetikzlibrary{calc,intersections}
\begin{document}
 \begin{tikzpicture}
  \pgfmathsetmacro{\EG}{2.1};
  \pgfmathsetmacro{\GFA}{62};
  \pgfmathsetmacro{\GFB}{95};
  \coordinate (A) at (-90+\GFA:\EG);
  \coordinate (B) at (-90-\GFB:\EG);
  \coordinate (C) at (-90-\GFA:\EG);
  \coordinate (D) at (-90+\GFB:\EG);
  \coordinate (E) at (0,0);
  \coordinate (G) at (-90:\EG);
  \coordinate (K) at ($(C)!.5!(D)$);
  \coordinate (L) at (90:\EG);
  \draw (E) circle[radius=\EG];
  \draw (L) -- (G);
  \draw (C) -- (A);
  \path[draw, name path=lineCD] (C) -- (D);
  \path[draw, name path=lineBA] (B) -- (A);
  \path[name intersections={of=lineCD and lineBA,name=sectionF}];
  \coordinate (F) at (sectionF-1);
  \draw (E) -- (K);
  \draw (A) +(-90+\GFA:0.2) node{$a$};
  \draw (B) +(-90-\GFB:0.2) node{$b$};
  \draw (C) +(-90-\GFA:0.2) node{$c$};
  \draw (D) +(-90+\GFB:0.2) node{$d$};
  \draw (E) +(45:0.2) node{$e$};
  \draw (F) +(-65:0.25) node{$f$};
  \draw (G) +(-90:0.2) node{$g$};
  \draw (K) +(65:0.25) node{$k$};
  \draw (L) +(90:0.2) node{$l$};
 \end{tikzpicture}
\end{document}