33 lines
1.2 KiB
Plaintext
33 lines
1.2 KiB
Plaintext
\begin{tikzpicture}[scale=1.2]
|
|
%\begin{tikzpicture}[scale=3]
|
|
|
|
%\draw[step=0.1, color=lightgray] (-1,-1) grid(4.5,4.5);
|
|
|
|
% \draw[help lines] (0,0) grid (4,4);
|
|
|
|
\draw[-triangle 45] (0,0) -- (4,0) node[right] {$x$};
|
|
|
|
\foreach \x in {1,2,3}
|
|
\draw (\x cm,1pt) -- (\x cm,-1pt) node[anchor=north] {$\x$};
|
|
|
|
\draw[-triangle 45] (0,0) -- (0,4) node[above] {$y$};
|
|
|
|
\foreach \y in {1,2,3}
|
|
\draw (1pt,\y cm) -- (-1pt,\y cm) node[anchor=east] {$\y$};
|
|
|
|
\draw [color=blue, thick, -triangle 45](0,0) -- (3,3) node[midway,sloped,above] {$\vec a$} ;
|
|
\draw [color=blue, dashed, thin] (0,3) -- (3,3);
|
|
\draw [color=blue, dashed, thin] (3,0) -- (3,3);
|
|
|
|
\draw[snake=brace, mirror snake, color=red] (0,-0.1) -- (3,-0.1) node[midway,sloped,below] {$a_1$};
|
|
\draw[snake=brace, mirror snake, color=green!65!black] (3.1,0) -- (3.1,3) node[midway, right] {$a_2$};
|
|
\draw [fill=black](2.8,0.2) circle (0.25mm);
|
|
|
|
\draw (0.25,3.8) node[right, text width=35mm, color=orange](y){L\"ange $\sqrt{a_1^2+a_2^2}$ nach Pythagoras};
|
|
|
|
\draw[->,orange] (y) .. controls +(down:1cm) and +(up:1cm) .. (2,2);
|
|
|
|
% \draw[draw=green!50!black] (3,0) -- (3mm,0mm) arc (3:90:3mm); %-- cycle;
|
|
\draw (3,0) +(90:5mm) arc (90:180:5mm);
|
|
\end{tikzpicture}
|