
formule goniometriche
Quiz
•
Mathematics
•
12th Grade
•
Easy
Greta Crippa
Used 1+ times
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7 questions
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1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Gli angoli sono detti associati se...
se la loro somma è 3/2π e la loro differenza è π/2, π, 3/2π, o 2π
se differiscono di π/6 e la loro somma è 3/2π
2.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
sin (11/6 π ) è uguale a:
1/2
√3/2
-1/2
-√2/3
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
che tipo di relazione c'è tra l'angolo α e il suo associato?
angolo associato ad α: π-α
complementari
esplementari
supplementari
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Qual'è l'angolo corrispondente a 120° sul primo quadrante?
140°-120°=20°
360°-120°=240°
180°-120°=60°
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
sfruttando la funzione sin, come viene ridotto 225° al primo quadrante?
sin(225°)=sin(360°-45°)=+sin(45°)
sin(225°)=sin(180°+45°)=-sin(45°)
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Il sin di π+α equivale a:
sinα
cosα
-sinα
-cosα
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
la tg di π/2-α equivale a:
-cotgα
cotgα
-tgα
tgα
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