Beispielaufgaben Geometrie - Dreieck - Gleichschenkliges rechtwinkliges Dreieck

A = \frac{a \cdot b}{2}

a = \frac{A \cdot 2}{b}

b = \frac{A \cdot 2}{a}

c = \sqrt{a^{2} + b^{2}}

a = \sqrt{c^{2} - b^{2}}

b = \sqrt{c^{2} - a^{2}}

h = \sqrt{p \cdot q}

q = \frac{h^{2}}{p}

p = \frac{h^{2}}{q}

a = \sqrt{c \cdot p}

c = \frac{a^{2}}{p}

p = \frac{a^{2}}{c}

Geometrie-Dreieck-Gleichschenkliges rechtwinkliges Dreieck

A = \frac{a \cdot b}{2}

1 2 3 4 5 6 7 8 9 10 11 12

a = \frac{A \cdot 2}{b}

1 2 3 4 5 6 7 8 9 10 11 12

b = \frac{A \cdot 2}{a}

1 2 3 4 5 6 7 8 9 10 11 12

a^{2} + b^{2} = c^{2}

c = \sqrt{a^{2} + b^{2}}

1 2 3 4 5 6 7 8 9 10 11 12

a = \sqrt{c^{2} - b^{2}}

1 2 3 4 5 6 7 8 9 10

b = \sqrt{c^{2} - a^{2}}

1 2 3 4 5

h^{2} = p \cdot q

h = \sqrt{p \cdot q}

1 2 3 4

q = \frac{h^{2}}{p}

1 2 3 4

p = \frac{h^{2}}{q}

1 2 3

a^{2} = c \cdot p b^{2} = c \cdot q

a = \sqrt{c \cdot p}

1 2 3

c = \frac{a^{2}}{p}

1 2 3 4

p = \frac{a^{2}}{c}

1 2 3 4

Beispiel Nr: 02

\begin{array}{l} Gegeben: \\ Fläche des Dreiecks A [m^{2}] \\ Kathete a [m] \\ Gesucht: \\ Ankathete zu α b [m] \\ b = \frac{A \cdot 2}{a} \\ Gegeben: \\ A_{d} = 1 m^{2} a = 4 m \\ Rechnung: \\ b = \frac{A \cdot 2}{a} \\ A = 1 m^{2} \\ a = 4 m \\ b = \frac{1 m^{2} \cdot 2}{4 m} \\ b = \frac{1}{2} m \\ \begin{matrix} A = \\ 1 m^{2} \\ 100 d m^{2} \\ 10^{4} c m^{2} \\ 10^{6} m m^{2} \\ \frac{1}{100} a \\ 0, 0001 h a \end{matrix} \begin{matrix} a = \\ 4 m \\ 40 d m \\ 400 c m \\ 4 \cdot 10^{3} m m \\ 4 \cdot 10^{6} μ m \end{matrix} \begin{matrix} b = \\ \frac{1}{2} m \\ 5 d m \\ 50 c m \\ 500 m m \\ 5 \cdot 10^{5} μ m \end{matrix} \end{array}