$
\text{Gegeben:}\\\text{Kathete} \qquad b \qquad [m] \\
\text{Fläche des Dreiecks} \qquad A \qquad [m^{2}] \\
\\ \text{Gesucht:} \\\text{Gegenkathete zu} \alpha \qquad a \qquad [m] \\
\\ a = \frac{A \cdot 2}{ b}\\ \textbf{Gegeben:} \\ b=\frac{3}{5}m \qquad A=1m^{2} \qquad \\ \\ \textbf{Rechnung:} \\
a = \frac{A \cdot 2}{ b} \\
b=\frac{3}{5}m\\
A=1m^{2}\\
a = \frac{1m^{2} \cdot 2}{ \frac{3}{5}m}\\\\a=3\frac{1}{3}m
\\\\\\ \small \begin{array}{|l|} \hline b=\\ \hline \frac{3}{5} m \\ \hline 6 dm \\ \hline 60 cm \\ \hline 600 mm \\ \hline 6\cdot 10^{5} \mu m \\ \hline \end{array} \small \begin{array}{|l|} \hline A=\\ \hline 1 m^2 \\ \hline 100 dm^2 \\ \hline 10^{4} cm^2 \\ \hline 10^{6} mm^2 \\ \hline \frac{1}{100} a \\ \hline 0,0001 ha \\ \hline \end{array} \small \begin{array}{|l|} \hline a=\\ \hline 3\frac{1}{3} m \\ \hline 33\frac{1}{3} dm \\ \hline 333\frac{1}{3} cm \\ \hline 3333\frac{1}{3} mm \\ \hline 3333333\frac{1}{3} \mu m \\ \hline \end{array}$