
Trigonometria
Authored by Raquel Costa
Mathematics
9th Grade
Used 31+ times

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15 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Qual das razões apresentadas corresponde ao cosseno?
cateto adjacente/hipotenusa
cateto oposto/hipotenusa
cateto oposto/cateto adjacente
cosseno/seno
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Qual das razões corresponde à tangente?
cateto oposto/cateto adjacente
cateto oposto/cateto oposto
hipotenusa/cateto adjacente
hipotenusa/cateto oposto
3.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Atendendo ao triângulo retângulo representado na figura, podemos afirmar que:
4.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Relativamente ao e ao ângulo podemos afirmar que:
5.
MULTIPLE SELECT QUESTION
3 mins • 1 pt
Seleciona todas as expressões que permitem calcular o valor de .
6.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Atendendo aos dados da figura, qual é o valor aproximado às unidades da altura do penhasco?
98 metros.
69 metros.
120 metros.
Não é possível determinar a altura aproximada do penhasco.
7.
MULTIPLE SELECT QUESTION
5 mins • 1 pt
Considera os dados da figura e assinala todas as afirmações falsas.
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 metros.
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