
Trigonometria - Nível Fácil
Authored by Rafaela Santos
Mathematics
9th - 12th Grade
Used 4+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Converta ⅔ π rad para unidade de graus. O resultado encontrado foi?
a) 120°
b) 145°
c) 160°
d) 225°
2.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Dado o triângulo retângulo ABC, qual é o valor do ângulo α sabendo que o ângulo β vale 63°?
a) α = 23°
b) α = 22°
c) α = 24°
d) α = 27°
3.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
O Pica-Pau observa o corvo Jubileu no alto de um poste de 8 metros de altura. A sombra projetada desse poste no chão possui comprimento de 6 metros naquele horário. Sabendo que o poste forma um ângulo de 90° com o solo, qual é a distância do Pica-Pau até o Jubileu?
a) 10 metros
b) 15 metros
c) 20 metros
d) 25 metros
4.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
No triângulo retângulo a seguir, sabendo que seus lados estão medidos em metros, o valor do cosseno do ângulo ɑ é:
a) 0,62
b) 0,96
c) 1,04
d) 2,50
5.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Um parque da cidade Entrepelado (RS) tem um formato retangular e possui dimensões de 30 metros por 40 metros. Qual será a distância percorrida por uma pessoa que atravessa esse parque pela sua diagonal?
a) 45 metros
b) 46 metros
c) 48 metros
d) 50 metros
6.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Pelas razões trigonométricas no triângulo retângulo como se dá a fórmula do Cotangente?
Cotangente =
Cotangente =
Cotangente =
Cotangente =
7.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Selecione a alternativa que corresponde ao cos(30°) ?
0
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