Beispiel Nr: 02
$ \text{Gegeben:}\\\text{Breite} \qquad b \qquad [m] \\ \text{Fläche} \qquad A \qquad [m^{2}] \\ \\ \text{Gesucht:} \\\text{Länge} \qquad a \qquad [m] \\ \\ a = \frac{A}{b}\\ \textbf{Gegeben:} \\ b=7m \qquad A=2m^{2} \qquad \\ \\ \textbf{Rechnung:} \\ a = \frac{A}{b} \\ b=7m\\ A=2m^{2}\\ a = \frac{2m^{2}}{7m}\\\\a=\frac{2}{7}m \\\\\\ \tiny \begin{array}{|l|} \hline b=\\ \hline 7 m \\ \hline 70 dm \\ \hline 700 cm \\ \hline 7\cdot 10^{3} mm \\ \hline 7\cdot 10^{6} \mu m \\ \hline 0,007 km \\ \hline \end{array} \tiny \begin{array}{|l|} \hline A=\\ \hline 2 m^2 \\ \hline 200 dm^2 \\ \hline 2\cdot 10^{4} cm^2 \\ \hline 2\cdot 10^{6} mm^2 \\ \hline 0,02 a \\ \hline 0,0002 ha \\ \hline 2\cdot 10^{-6} km^2 \\ \hline \end{array} \tiny \begin{array}{|l|} \hline a=\\ \hline 0,286 m \\ \hline 2,86 dm \\ \hline 28,6 cm \\ \hline 286 mm \\ \hline 2,86\cdot 10^{5} \mu m \\ \hline 0,000286 km \\ \hline \end{array}$