Trigonometria no Círculo

Quiz
•
Mathematics
•
11th Grade
•
Hard
Used 1+ times
FREE Resource
5 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
3 mins • 10 pts
O arco de 225º está em qual quadrante do ciclo trigonométrico?
1º
2º
3º
4º
2.
MULTIPLE CHOICE QUESTION
3 mins • 10 pts
Observando a tabela dos valores notáveis, podemos afirmar que são iguais os valores de:
sen 30º e cos 30º
sen 45º e tg 45º
sen 60º e cos 30º
cos 30º e tg 60º
3.
MULTIPLE CHOICE QUESTION
3 mins • 10 pts
Reduzindo ao 1º quadrante o arco de 240º obtemos:
30º
60º
90º
180º
4.
MULTIPLE CHOICE QUESTION
3 mins • 10 pts
O quadrante que possui o seno e o cosseno negativos é:
1º
2º
3º
4º
5.
MULTIPLE CHOICE QUESTION
3 mins • 10 pts
O valor do cos 120º é igual a:
1/2
1
- 1/2
- 1
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