
Atividade Matemática Revisao
Authored by MAGNOLIA CHORRO
Mathematics
1st Grade
Used 50+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
01 - Dada a equação do segundo grau x² + 9x + 20 = 0, podemos afirmar que as raízes dessa equação são:
S= {4,5}
S = {-4, -5}
S = {-4,5}
S = {4, -5}
2.
MATCH QUESTION
1 min • 1 pt
Relacione as colunas, notação científica com os números decimais
0,00000000315
3,15.108
315
3,15.10-9
3,15
3,15.10²
0,00315
3,15.100
315000000
3,15.10-3
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Considerando que em uma festa cada 5 pessoas ocupavam uma área de 2 m², qual era a
quantidade de pessoas na festa, sabendo que a área do evento era de 480 m²?
1200
2400
960
4800
4.
MATCH QUESTION
2 mins • 1 pt
Utilizando a tabela trigonométrica ao lado, relacione as respostas
Cosseno 60º
Seno 45º
tangente 30º
Seno 60º
5.
OPEN ENDED QUESTION
3 mins • 1 pt
A soma de dois número é igual a 27 e a diferença entre esses números é igual a 13. Como você escreveria um sistema de equação para responder quais são esses números?
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6.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
A soma de dois número é igual a 27 e a diferença entre esses números é igual a 13. Quais são esses números?
20 e 7
13 e 14
12 e 15
26 e 13
7.
MATCH QUESTION
3 mins • 1 pt
Relacione as colunas
Matriz identidade
Matriz diagonal
Matriz triangular superior
Matriz coluna
Matriz quadrada
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