Formeln Flashcards

1
Q

Wie lautet die Formel für den Sinus eines Winkels?

A

Sin(α) = Gegenkathete / Hypotenuse

Merkhilfe GAGA Hummel Hummel AG

Oder: Singh, cosah, tanga.

|G|AGA
|H|HAG

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2
Q

Wie lautet die Formel für den Cosinus eines Winkels?

A

Cos(α) = Ankathete / Hypothenuse

Merkhilfe GAGA Hummel Hummel AG

Oder: Singh, |cosah|, tanga.

G|A|GA
H|H|AG

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3
Q

Wie lautet die Formel für den Tangens eines Winkels?

A

Tan(α) = Gegenkathete / Ankathete

Merkhilfe GAGA Hummel Hummel AG

Oder: Singh, cosah, |tanga|.

GA|G|A
HH|A|G

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4
Q

Formel Kreisfläche

A

A = π*r^2

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5
Q

Formel Dreiecksfläche

A

A = a*b / 2

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6
Q

Formel Zylindervolumen

A

V = π*r^2 * h

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7
Q

Formel Kegelvolumen

A

V = 1/3 * π * r^2 * h

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8
Q

Formel Pyramidenvolumen (Viereckige Grundfläche)

A

V = 1/3 * a * b * h

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9
Q

Formel Kreisumfang

A

U = 2 * r * π bzw. U = d * π

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10
Q

Formel Kugelvolumen

A

V = 4/3 * π * r^3

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11
Q

Formel gewichteter Mittelwert

A

(Gewicht 1 * Wert 1 + Gewicht 2 * Wert 2) / (Gewicht 1 + Gewicht 2)

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