
trigonometria
Authored by Ana Almeida
Mathematics
9th Grade
CCSS covered
Used 753+ times

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13 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A razão cosseno corresponde:
cateto adjacente/hipotenusa
cateto oposto/hipotenusa
cateto oposto/cateto adjacente
cosseno/seno
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A razão tangente é calculada por:
cateto oposto/cateto adjacente
cateto oposto/cateto oposto
hipotenusa/cateto adjacente
hipotenusa/cateto oposto
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Atendendo ao triângulo retângulo representado na figura, podemos afirmar que:
Tags
CCSS.HSG.SRT.C.6
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Na figura, está representado um triângulo retângulo.
Apresentam-se a seguir quatro igualdades. Apenas uma está correta. Qual?
Tags
CCSS.HSG.SRT.C.6
5.
MULTIPLE SELECT QUESTION
1 min • 1 pt
Qual ou quais as expressões que permitem calcular o valor de
Tags
CCSS.HSG.SRT.C.8
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Atendendo aos dados da figura, qual é aproximadamente a altura do penhasco?
98 metros.
69 metros.
120 metros.
Não é possível determinar a altura aproximada do penhasco.
Tags
CCSS.HSG.SRT.C.8
7.
MULTIPLE SELECT QUESTION
1 min • 1 pt
Considera a figura e indica qual( ais) a(as) afirmação(ões) falsa(s).
A amplitude do ângulo é .
A equação permite calcular a distância entre a praia e o castelo.
A distância entre a praia e o castelo é de, aproximadamente 100 m.
Tags
CCSS.HSG.SRT.C.8
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