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$ A = \frac{g \cdot h}{2} $
$ g = \frac{A\cdot 2}{ h} $
$ h = \frac{A\cdot 2}{ g} $
$ A =\frac{1}{2}\cdot a\cdot b\cdot sin(\gamma) $
$ U = a+b+c $
Geometrie-Dreieck-Allgemeines Dreieck
$A = \frac{g \cdot h}{2}$
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$g = \frac{A\cdot 2}{ h}$
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$h = \frac{A\cdot 2}{ g}$
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$A =\frac{1}{2}\cdot a\cdot b\cdot sin(\gamma)$
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$U = a+b+c$
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Beispiel Nr: 08
$\begin{array}{l}
\text{Gegeben:}\\\text{Grundlinie} \qquad g \qquad [m] \\
\text{Höhe} \qquad h \qquad [m] \\
\\ \text{Gesucht:} \\\text{Fläche} \qquad A \qquad [m^{2}] \\
\\ A = \frac{g \cdot h}{2}\\ \textbf{Gegeben:} \\ g=0,002m \qquad h=\frac{2}{5}m \qquad \\ \\ \textbf{Rechnung:} \\
A = \frac{g \cdot h}{2} \\
g=0,002m\\
h=\frac{2}{5}m\\
A = \frac{0,002m \cdot \frac{2}{5}m}{2}\\\\A=0,0004m^{2}
\\\\\\ \small \begin{array}{|l|} \hline g=\\ \hline 0,002 m \\ \hline \frac{1}{50} dm \\ \hline \frac{1}{5} cm \\ \hline 2 mm \\ \hline 2\cdot 10^{3} \mu m \\ \hline \end{array} \small \begin{array}{|l|} \hline h=\\ \hline \frac{2}{5} m \\ \hline 4 dm \\ \hline 40 cm \\ \hline 400 mm \\ \hline 4\cdot 10^{5} \mu m \\ \hline \end{array} \small \begin{array}{|l|} \hline A=\\ \hline 0,0004 m^2 \\ \hline \frac{1}{25} dm^2 \\ \hline 4 cm^2 \\ \hline 400 mm^2 \\ \hline 4\cdot 10^{-6} a \\ \hline 4\cdot 10^{-8} ha \\ \hline \end{array} \end{array}$