
Ângulos Notáveis: Tabela, Exemplos e Exercícios
Mathematics
3rd Grade
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6 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Quais são os ângulos notáveis mais utilizados?
30°, 45° e 60°
15°, 30° e 45°
30°, 60° e 90°
45°, 60° e 90°
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
O que acontece com o seno de 30° e o cosseno de 60°?
São diferentes
São iguais
São complementares
São opostos
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é o valor da tangente de 45°?
0
1
1/√3
√3
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é a razão entre o cateto oposto e a hipotenusa para encontrar o seno de 30°?
√3/2
2/√3
1/2
1/√2
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é o valor do cosseno de 45°?
2/√3
1/√2
√3/2
1/2
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é a razão trigonométrica usada para calcular a tangente?
Cosseno x Seno
Seno x Cosseno
Cosseno/Seno
Seno/Cosseno
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