\documentclass[margin=3pt,
%varwidth=19cm,
convert,
convert={
outext=.png,
command=\unexpanded{
pdftocairo -r 300 -png \infile % 将生成的pdf文件转换为png图像
}
}
]{standalone}
\usepackage{ctex}
\usepackage{tkz-base}
\usepackage{tkz-fct}
\usepackage{tkz-euclide}
\begin{document}
\begin{tikzpicture}
\tkzDefPoint(0,0){B}
\tkzDefPoint(2,0){C}
\tkzDefTriangle[equilateral](B,C)\tkzGetPoint{A}
\tkzDefPointWith[linear,K=2.2](B,C)\tkzGetPoint{D}
\tkzDefPointWith[linear,K=1.2](B,A)\tkzGetPoint{F}
\tkzDuplicateSegment(B,D)(A,F)\tkzGetPoint{E}
\tkzDrawSegment[teal](A,E)
\tkzDrawSegments[thick,black, , ](A,B B,C C,A C,D D,E C,E)
\tkzLabelPoints[below](B,C,D)
\tkzLabelPoints[above](A,E)
\end{tikzpicture}
\end{document}
问 延长线段长度的作图方法