$
\text{Gegeben:}\\ \text{Kathete} \qquad a \qquad [m] \\
\text{Kathete} \qquad b \qquad [m] \\
\\ \text{Gesucht:} \\\text{Hypotenuse} \qquad c \qquad [m] \\
\\ c =\sqrt{a^{2} + b^{2} }\\ \textbf{Gegeben:} \\ a=12m \qquad b=16m \qquad \\ \\ \textbf{Rechnung:} \\
c =\sqrt{a^{2} + b^{2} } \\
a=12m\\
b=16m\\
c =\sqrt{(12m)^{2} + (16m)^{2} }\\\\c=20m
\\\\\\ \small \begin{array}{|l|} \hline a=\\ \hline 12 m \\ \hline 120 dm \\ \hline 1,2\cdot 10^{3} cm \\ \hline 1,2\cdot 10^{4} mm \\ \hline 1,2\cdot 10^{7} \mu m \\ \hline \end{array} \small \begin{array}{|l|} \hline b=\\ \hline 16 m \\ \hline 160 dm \\ \hline 1,6\cdot 10^{3} cm \\ \hline 1,6\cdot 10^{4} mm \\ \hline 1,6\cdot 10^{7} \mu m \\ \hline \end{array} \small \begin{array}{|l|} \hline c=\\ \hline 20 m \\ \hline 200 dm \\ \hline 2\cdot 10^{3} cm \\ \hline 2\cdot 10^{4} mm \\ \hline 2\cdot 10^{7} \mu m \\ \hline \end{array}$