Abitur Trigonometrie und Winkelfunktionen

Question 1

Was ist sin(30°)?

Accepted Answer

1/2

Answer

√3/2

Answer

√2/2

Answer

1

Question 2

Was ist cos(60°)?

Accepted Answer

1/2

Answer

√3/2

Answer

√2/2

Answer

0

Question 3

Welche Gleichung beschreibt den grundlegenden trigonometrischen Identitätssatz?

Accepted Answer

sin²(x) + cos²(x) = 1

Answer

sin²(x) + cos²(x) = 2

Answer

sin(x)·cos(x) = 1

Answer

tan²(x) + 1 = sin²(x)

Question 4

Wie ist der Tangens definiert?

Accepted Answer

tan(x) = sin(x)/cos(x)

Answer

tan(x) = cos(x)/sin(x)

Answer

tan(x) = 1/sin(x)

Answer

tan(x) = sin(x)·cos(x)

Question 5

Was ist die Periode der Sinusfunktion?

Accepted Answer

2π

Answer

π

Answer

π/2

Answer

4π

Question 6

In welchem Quadranten gilt sin(x) > 0 und cos(x) < 0?

Accepted Answer

Zweiter Quadrant

Answer

Erster Quadrant

Answer

Dritter Quadrant

Answer

Vierter Quadrant