\input{preamble-standalone.ltx} \begin{document} % Ex. No. 111 (Section 15.2.1 : Option \tkzname{pythagore}) \begin{tikzpicture} \tkzDefPoint(0,0){A} \tkzDefPoint(4,0){B} \tkzDrawTriangle[pythagore,fill=blue!30](A,B) \tkzMarkRightAngles(A,B,tkzPointResult) \end{tikzpicture} \end{document}