
Quiz de Matemática para o Ensino Médio
Quiz
•
Mathematics
•
12th Grade
•
Practice Problem
•
Hard
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Em um triângulo retângulo, se um dos ângulos agudos mede $30^\circ$, qual é a razão entre o cateto oposto a esse ângulo e a hipotenusa?
$\frac{\sqrt{3}}{2}$
$\frac{1}{2}$
$\frac{\sqrt{2}}{2}$
$\frac{3}{2}$
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é a probabilidade de se obter um número par ao lançar um dado de seis faces?
$\frac{1}{6}$
$\frac{1}{3}$
$\frac{1}{2}$
$\frac{2}{3}$
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Quantas combinações diferentes de 3 letras podem ser formadas a partir das letras A, B, C, D e E, sem repetição?
10
20
30
60
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Em um triângulo, se os lados medem 5, 12 e 13, qual é o seno do ângulo oposto ao lado de comprimento 5?
$\frac{5}{13}$
$\frac{12}{13}$
$\frac{5}{12}$
$\frac{12}{5}$
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é a probabilidade de se obter cara ao lançar uma moeda duas vezes?
$\frac{1}{4}$
$\frac{1}{2}$
$\frac{3}{4}$
$\frac{1}{3}$
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
De quantas maneiras diferentes 4 pessoas podem se sentar em uma fila de 4 cadeiras?
12
16
24
32
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Em um triângulo isósceles, se os ângulos da base medem $45^\circ$, qual é a medida do ângulo do vértice?
$45^\circ$
$60^\circ$
$90^\circ$
$135^\circ$
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