
Trigonometria
Authored by GABRIEL SILVA
Mathematics
2nd Grade
Used 2+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Quanto é sin(45º)-cos(45º)+sin(30º)-cos(60º)
-1
0
2.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Num triangulo retângulo, a tangente de um ângulo x é definida como sendo
cateto oposto sobre a hipotenusa
hipotenusa menos cateto adjacente
cateto oposto ao quadrado
cateto oposto sobre cateto adjacente
3.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Em um triângulo retângulo, a relação entre o seno de um ângulo x e o cosseno do mesmo ângulo é dada por:
sen(x) = cos(x)
sen(x) = 1 - cos(x)
sen(x) = cos(x)/2
4.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Em um triângulo retângulo, a secante de um ângulo x é definida como:
1 / cos(x)
1 / sen(x)
cos(x) / sen(x)
sen(x) / cos(x)
5.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Qual é a relação entre a tangente de um ângulo x e o seno e cosseno do mesmo ângulo?
tan(x) = sen(x) * cos(x)
tan(x) = sen(x) / cos(x)
tan(x) = cos(x) / sen(x)
tan(x) = 1 / (sen(x) * cos(x))
6.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
130º
-50º
0º
270º
7.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Qual é a relação entre a cotangente de um ângulo x e o seno e cosseno do mesmo ângulo?
cot(x) = cos(x) / sen(x)
cot(x) = sen(x) / cos(x)
cot(x) = sen(x) * cos(x)
cot(x) = 1 / (sen(x) * cos(x))
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