
9º D -Teste sobre números reais e notação científica
Authored by JOANA SPODARAK MELECH
Mathematics
9th Grade
Used 1+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é o valor aproximado do número pi?
3.1234...
3.1415...
3.2331...
3.3445...
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
O número pi é um número irracional, verdadeiro ou falso?
falso
não
verdadeiro
incorreto
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Quantas casas decimais o número pi possui?
10
3
Infinitas
7
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Como o número pi é representado matematicamente?
2
π
p
3.14
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é a relação entre o número pi e a geometria?
O número pi está relacionado à geometria por ser a razão entre o perímetro de um círculo e seu diâmetro.
O número pi é usado para calcular a área de um triângulo
Pi é a medida do ângulo reto em um círculo
Pi é a fórmula para calcular a área de um quadrado
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Dos números a seguir, podemos afirmar que todos são irracionais, exceto:
8,10111212034….
pi
-√5
3,141592
7.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Expresse esse número na forma padrão.
3,868 x 10^(9) = ?
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