$
\text{Gegeben:}\\\text{Diagonale} \qquad d \qquad [m] \\
\\ \text{Gesucht:} \\\text{Seite} \qquad a \qquad [m] \\
\\ a = \frac{d}{\sqrt{2}}\\ \textbf{Gegeben:} \\ d=3\frac{2}{5}m \qquad \\ \\ \textbf{Rechnung:} \\
a = \frac{d}{\sqrt{2}} \\
d=3\frac{2}{5}m\\
a = \frac{3\frac{2}{5}m}{\sqrt{2}}\\\\a=2,4m
\\\\\\ \small \begin{array}{|l|} \hline d=\\ \hline 3\frac{2}{5} m \\ \hline 34 dm \\ \hline 340 cm \\ \hline 3,4\cdot 10^{3} mm \\ \hline 3,4\cdot 10^{6} \mu m \\ \hline \end{array} \small \begin{array}{|l|} \hline a=\\ \hline 2,4 m \\ \hline 24 dm \\ \hline 240 cm \\ \hline 2,4\cdot 10^{3} mm \\ \hline 2,4\cdot 10^{6} \mu m \\ \hline \end{array}$