\input{preamble-standalone.ltx} \begin{document} % Ex. No. 222 (Section 27.2.1 : Example of the use of \tkzcname{tkzShowTransformation}) \begin{tikzpicture}[scale=.6] \tkzDefPoint(0,0){O} \tkzDefPoint(2,-2){A} \tkzDefPoint(70:4){B} \tkzDrawPoints(A,O,B) \tkzLabelPoints(A,O,B) \tkzDrawLine[add= 2 and 2](O,A) \tkzDefPointBy[translation=from O to A](B) \tkzGetPoint{C} \tkzDrawPoint[color=orange](C) \tkzLabelPoints(C) \tkzShowTransformation[translation=from O to A,% length=2](B) \tkzDrawSegments[->,color=orange](O,A B,C) \tkzDefPointBy[reflection=over O--A](B) \tkzGetPoint{E} \tkzDrawSegment[blue](B,E) \tkzDrawPoint[color=blue](E)\tkzLabelPoints(E) \tkzShowTransformation[reflection=over O--A,size=2](B) \tkzDefPointBy[symmetry=center O](B) \tkzGetPoint{F} \tkzDrawSegment[color=green](B,F) \tkzDrawPoint[color=green](F)\tkzLabelPoints(F) \tkzShowTransformation[symmetry=center O,% length=2](B) \tkzDefPointBy[projection=onto O--A](C) \tkzGetPoint{H} \tkzDrawSegments[color=magenta](C,H) \tkzDrawPoint[color=magenta](H)\tkzLabelPoints(H) \tkzShowTransformation[projection=onto O--A,% color=red,size=3,gap=-2](C) \end{tikzpicture} \end{document}