21 lines
879 B
Plaintext
21 lines
879 B
Plaintext
\begin{tikzpicture}[scale=1.5]
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\draw [triangle 45-triangle 45] (0,3) node (yaxis) [above] {$y$}|- (3,0) node (xaxis) [right] {$x$};
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\draw [color=red](0,0) -- +(2.5,2.5);
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\draw plot[only marks, mark=x, mark options={blue}] coordinates{(2.5,2.5)}
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node[above, color=blue] {Punkt $(a_1,a_2)$};
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\foreach \y in {0,2,4}
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\draw (1pt,\y*0.5 cm) -- (-1pt,\y*0.5 cm) node[anchor=east] {$\y$};
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\foreach \x in {0,2,4}
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\draw (\x*0.5 cm,1pt) -- (\x*0.5 cm,-1pt) node[anchor=north] {$\x$};
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\draw [color=green, dashed] (-0.1,2.5) -- (2.5,2.5);
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\draw [color=green, dashed] (2.5,-0.1) -- (2.5,2.5);
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\node[green] at (-0.25,2.5) {$a_2$};
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\node[green] at (2.5,-0.25) {$a_1$};
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\node[right] at (0.05,2.2) {\tiny{2. Koordinate}};
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\node[right] at (1,0.2) {\tiny{1. Koordinate}};
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\end{tikzpicture}
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