\input{preamble-standalone.ltx} \begin{document} % Ex. No. 12 (Section 4.1.1 : Cartesian coordinates ) \begin{tikzpicture} \tkzInit[xmax=5,ymax=5] \tkzDefPoint(0,0){A} \tkzDefPoint(4,0){B} \tkzDefPoint(0,3){C} \tkzDrawPolygon(A,B,C) \tkzDrawPoints(A,B,C) \end{tikzpicture} \end{document}