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本帖最后由 abababa 于 2021-11-16 17:36 编辑 发一个试试
[tikz]\begin{tikzpicture}[line cap=round,line join=round,>=triangle 45,x=1.0cm,y=1.0cm]
\clip(-5.76,-6.46) rectangle (17.2,2.72);
\draw [line width=1.2pt,color=qqwuqq] (0,0) circle (2cm);
\draw [line width=1.2pt,color=qqwuqq] (0,2)-- (1.45,-1.38);
\draw [line width=1.2pt,color=qqwuqq] (0,2)-- (-1,-1.73);
\draw [line width=1.2pt,color=qqwuqq] (0,2)-- (0,-2);
\draw [line width=1.2pt,color=qqwuqq] (0,-2)-- (-2.84,-2);
\draw [line width=1.2pt,color=qqwuqq] (-2.84,-2)-- (0.66,0.46);
\draw [line width=1.2pt,color=qqwuqq] (-2.84,-2)-- (1.45,-1.38);
\begin{scriptsize}
\fill [color=qqqqff] (0,0) circle (1.5pt);
\draw[color=qqqqff] (0.16,0.26) node {$O$};
\fill [color=qqqqff] (0,2) circle (1.5pt);
\draw[color=qqqqff] (0.08,2.3) node {$A$};
\fill [color=qqqqff] (1.45,-1.38) circle (1.5pt);
\draw[color=qqqqff] (1.82,-1.54) node {$B$};
\fill [color=qqqqff] (-1.45,5.38) circle (1.5pt);
\draw[color=qqqqff] (-5.66,2.86) node {$B'$};
\fill [color=qqqqff] (0,-2) circle (1.5pt);
\draw[color=qqqqff] (0.08,-2.18) node {$P$};
\fill [color=qqqqff] (-1,-1.73) circle (1.5pt);
\draw[color=qqqqff] (-1.1,-1.44) node {$C$};
\fill [color=qqqqff] (-2.84,-2) circle (1.5pt);
\draw[color=qqqqff] (-3.04,-2.08) node {$T$};
\fill [color=qqqqff] (0.66,0.46) circle (1.5pt);
\draw[color=qqqqff] (0.88,0.72) node {$N$};
\fill [color=qqqqff] (-0.66,-0.46) circle (1.5pt);
\draw[color=qqqqff] (-0.88,-0.26) node {$M$};
\end{scriptsize}
\end{tikzpicture}[/tikz] |
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