27 lines
1.2 KiB
TeX
27 lines
1.2 KiB
TeX
\documentclass{standalone}
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\usepackage{tikz}
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\begin{document}
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\begin{tikzpicture}
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\draw[rotate=263.6206297915572,line width=1,dashed](-4.47213595499958,0) ellipse (5.0 and 2.2360679774997902);
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\begin{scope}
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\clip(-5,2)--++(15,0)--++(0,8)--++(-15,0);
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\draw[rotate=263.6206297915572,line width=2, color=blue](-4.47213595499958,0) ellipse (5.0 and 2.2360679774997902);
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\end{scope}
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\draw[rotate=231.45599405039505,line width=1,dashed](-3.725076664340498,0) ellipse (5.0 and 3.3352366999638683);
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\begin{scope}
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\clip(-5,2)--++(15,0)--++(0,8)--++(-15,0);
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\draw[rotate=231.45599405039505,line width=2, color=blue](-3.725076664340498,0) ellipse (5.0 and 3.3352366999638683);
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\end{scope}
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\draw[rotate=172.42531416885245,line width=1,dashed](-1.2502080963147824,0) ellipse (5.0 and 4.841175447751193);
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\begin{scope}
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\clip(-5,2)--++(15,0)--++(0,8)--++(-15,0);
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\draw[rotate=172.42531416885245,line width=2, color=blue](-1.2502080963147824,0) ellipse (5.0 and 4.841175447751193);
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\end{scope}
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\draw[line width=2](-5,2)--++(15,0);
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\fill[color=red](0,0)circle(0.2);
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\draw(0.5,0)node{\huge$O$};
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\draw[densely dotted,<->,line width=1](0,0)--++(0,2);
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\draw(0.3,1)node{\huge$h$};
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\end{tikzpicture}
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\end{document}
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