$
\text{Gegeben:}\\\text{Hypotenuse} \qquad c \qquad [m] \\
\text{Ankathete zu } \alpha \qquad b \qquad [m] \\
\\ \text{Gesucht:} \\\text{Winkel} \qquad \alpha \qquad [^{\circ}] \\
\\ cos \alpha = \frac{b}{c}\\ \textbf{Gegeben:} \\ c=3m \qquad b=2m \qquad \\ \\ \textbf{Rechnung:} \\
cos \alpha = \frac{b}{c} \\
c=3m\\
b=2m\\
cos \alpha = \frac{2m}{3m}\\\\\alpha=48,2^{\circ}
\\\\\\ \small \begin{array}{|l|} \hline c=\\ \hline 3 m \\ \hline 30 dm \\ \hline 300 cm \\ \hline 3\cdot 10^{3} mm \\ \hline 3\cdot 10^{6} \mu m \\ \hline \end{array} \small \begin{array}{|l|} \hline b=\\ \hline 2 m \\ \hline 20 dm \\ \hline 200 cm \\ \hline 2\cdot 10^{3} mm \\ \hline 2\cdot 10^{6} \mu m \\ \hline \end{array} \small \begin{array}{|l|} \hline alpha=\\ \hline 48,2 ° \\ \hline 2,89\cdot 10^{3} \text{'} \\ \hline 1,73\cdot 10^{5} \text{''} \\ \hline 53,5 gon \\ \hline 0,841 rad \\ \hline \end{array}$