Geometrie-Stereometrie-Pyramide

$V =\frac{1}{3} G\cdot h$
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$G = \frac{3 \cdot V}{h}$
1 2
$h = \frac{3 \cdot V}{G}$
1 2 3
$O = G +M $
1 2
$G = O-M$
1 2 3
$M = O- G $
1 2
$\text{Rechteckige Pyramide}$
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$\text{Quadratische Pyramide}$
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Beispiel Nr: 02
$\begin{array}{l} \text{Gegeben:}\\ \text{Länge der Seite } \qquad a \qquad [m] \\ \text{Länge der Seite } \qquad b \qquad [m] \\ \text{Körperhöhe } \qquad h \qquad [m] \\ \\ \text{Gesucht:} \\ \text{Diagonale } \qquad d \qquad [m] \\ \text{Seitenkante } \qquad s \qquad [m] \\ \text{Grundfläche} \qquad G \qquad [m^{2}] \\ \text{Mantelfläche} \qquad M \qquad [m^{2}] \\ \text{Volumen} \qquad V \qquad [m^{3}] \\ \\ \text{Rechteckige Pyramide}\\ \textbf{Gegeben:} \\ a=2m \qquad b=5m \qquad h=12m \\ \\ \textbf{Rechnung:} \\ \text{Pythagoras im} \bigtriangleup ABC \qquad d=\sqrt{a^2+b^2} \\ d=\sqrt{(2m)^2+(5m)^2} =5,39m \\ \text{Pythagoras im} \bigtriangleup LM_1S \qquad h_1=\sqrt{\left(\dfrac{a}{2}\right)^2+h^2} \\ h_1=\sqrt{\left(\dfrac{2m}{2}\right)^2+(12m)^2} =12m \\ \text{Pythagoras im} \bigtriangleup LM_2S \qquad h_2=\sqrt{\left(\dfrac{b}{2}\right)^2+h^2} \\ h_2=\sqrt{\left(\dfrac{5m}{2}\right)^2+(12m)^2} =12,3m \\ \text{Pythagoras im} \bigtriangleup ALS \qquad s=\sqrt{\left(\dfrac{d}{2}\right)^2+h^2} \\ s=\sqrt{\left(\dfrac{5,39m}{2}\right)^2+(12m)^2} =12,3m \\ \text{Mantelfläche} \qquad M= 2 \cdot \dfrac{1}{2} a \cdot h_2 +2 \cdot \dfrac{1}{2} b \cdot h_1 \\ M= 2 \cdot \dfrac{1}{2} 2m \cdot 12,3m +2 \cdot \dfrac{1}{2} 5m \cdot 12m =84,7m^{2} \\ \text{Grundfläche} \qquad G= a\cdot b \\ G= 2m\cdot 5m=10m^{2} \\ \text{Oberfläche} \qquad O= G+M \\ O= 10m^{2}+84,7m^{2}=94,7m^{3} \\ \text{Volumen} \qquad V= \dfrac{1}{3} a\cdot b \cdot h \\ V= \dfrac{1}{3} 2m\cdot 5m \cdot 12m =40m^{3} \\ \measuredangle CAS \qquad \tan \eta=\frac{h}{\frac{1}{2}d} \\ \tan \eta=\frac{12m}{\frac{1}{2}5,39m} \\ \eta=77,4 ^{\circ}\\ \measuredangle SM_1L \qquad \tan \epsilon=\frac{h}{\frac{1}{2}a} \\ \tan \epsilon=\frac{12m}{\frac{1}{2}2m} \\ \epsilon=85,2^{\circ} \\ \measuredangle SM_2L \qquad \tan \mu=\frac{h}{\frac{1}{2}b} \\ \tan \mu=\frac{12m}{\frac{1}{2}5m} \\ \mu=78,2^{\circ} \\\\\\ \small \begin{array}{|l|} \hline a=\\ \hline 2 m \\ \hline 20 dm \\ \hline 200 cm \\ \hline 2\cdot 10^{3} mm \\ \hline 2\cdot 10^{6} \mu m \\ \hline \end{array} \small \begin{array}{|l|} \hline b=\\ \hline 5 m \\ \hline 50 dm \\ \hline 500 cm \\ \hline 5\cdot 10^{3} mm \\ \hline 5\cdot 10^{6} \mu m \\ \hline \end{array} \small \begin{array}{|l|} \hline h=\\ \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 V=\\ \hline 40 m^3 \\ \hline 4\cdot 10^{4} dm^3 \\ \hline 4\cdot 10^{7} cm^3 \\ \hline 4\cdot 10^{10} mm^3 \\ \hline 4\cdot 10^{4} l \\ \hline 400 hl \\ \hline \end{array}\\ \small \begin{array}{|l|} \hline d=\\ \hline 5,39 m \\ \hline 53,9 dm \\ \hline 539 cm \\ \hline 5,39\cdot 10^{3} mm \\ \hline 5,39\cdot 10^{6} \mu m \\ \hline \end{array} \small \begin{array}{|l|} \hline h1=\\ \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 h2=\\ \hline 12,3 m \\ \hline 123 dm \\ \hline 1,23\cdot 10^{3} cm \\ \hline 1,23\cdot 10^{4} mm \\ \hline 12257650\frac{41}{61} \mu m \\ \hline \end{array} \small \begin{array}{|l|} \hline s=\\ \hline 12,3 m \\ \hline 123 dm \\ \hline 1,23\cdot 10^{3} cm \\ \hline 1,23\cdot 10^{4} mm \\ \hline 1,23\cdot 10^{7} \mu m \\ \hline \end{array}\\ \small \begin{array}{|l|} \hline M=\\ \hline 84,7 m^2 \\ \hline 8,47\cdot 10^{3} dm^2 \\ \hline 8,47\cdot 10^{5} cm^2 \\ \hline 8,47\cdot 10^{7} mm^2 \\ \hline 0,847 a \\ \hline 0,00847 ha \\ \hline \end{array} \small \begin{array}{|l|} \hline G=\\ \hline 10 m^2 \\ \hline 10^{3} dm^2 \\ \hline 10^{5} cm^2 \\ \hline 10^{7} mm^2 \\ \hline \frac{1}{10} a \\ \hline 0,001 ha \\ \hline \end{array} \small \begin{array}{|l|} \hline O=\\ \hline 94,7 m^3 \\ \hline 9,47\cdot 10^{4} dm^3 \\ \hline 9,47\cdot 10^{7} cm^3 \\ \hline 9,47\cdot 10^{10} mm^3 \\ \hline 9,47\cdot 10^{4} l \\ \hline 947 hl \\ \hline \end{array} \end{array}$