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26 lines
899 B
TeX
26 lines
899 B
TeX
\documentclass[varwidth=true, border=2pt]{standalone}
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\usepackage{tkz-euclide}
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\begin{document}
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\usetkzobj{all}
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\begin{tikzpicture}
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\tkzSetUpPoint[shape=circle,size=10,color=black,fill=black]
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\tkzSetUpLine[line width=1]
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\tkzDefPoints{0/0/Q, 4/1/H1, 1/2/P}
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\tkzDefPoint(1.5,3){Phelper}
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\tkzMarkAngle[arc=l,size=1cm,color=green,fill=green!20](H1,Q,P)
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\tkzDrawLine(Q,H1)
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\tkzLabelPoint[above left](Q){$Q$}
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\tkzDefLine[parallel=through P](Q,H1) \tkzGetPoint{b}
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\tkzMarkAngle[arc=l,size=1cm,color=green,fill=green!20](b,P,Phelper)
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\tkzDrawLine[dashed](P,b)
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\tkzLabelLine[pos=0.8,below](P,b){$h$}
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\tkzLabelLine[pos=-0.6,left](P,Q){$f$}
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\tkzLabelLine[pos=0.8,below](Q,H1){$g$}
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\tkzLabelPoint[above left](P){$P$}
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\tkzDrawLine[add=0.2 and 0.7](Q,P)
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\tkzDrawPoints(P,Q)
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\tkzMarkSegments[mark=||](Q,H1 P,b)
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\end{tikzpicture}
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\end{document}
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