
9º ano - Matemática - SEI
Authored by THAISA CARVALHO
Mathematics
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12 questions
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1.
MULTIPLE SELECT QUESTION
2 mins • 1 pt
0,05
0,5
2,2
20,2
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Observe o número a seguir:
0,025
A escrita correta em língua materna é:
Vinte e cinco centésimos.
Vinte e cinco décimos.
Vinte e cinco inteiros.
Vinte e cinco milésimos.
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Francisco comeu um terço a mais que Luciana.
Francisco comeu seis quartos de sua pizza.
Isabel comeu seis quintos de sua pizza.
Luciana comeu seis meios de sua pizza.
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
V e II
II, III e IV.
II, III, IV e V
III e IV.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Na atividade avaliativa de Matemática,
era preciso identificar qual das alternativas a seguir representava um número racional.
Se Theo respondeu corretamente, ele marcou a alternativa:
π.
0,562.
1,41421356...
6.
MULTIPLE CHOICE QUESTION
2 mins • 2 pts
As equações polinomiais de 1º grau com
duas incógnitas podem ser representadas nas formas algébrica e geométrica. Na representação
algébrica, há uma expressão formada por letras,
números, operações e o sinal de igual. Na representação geométrica, há uma reta no plano cartesiano. Observe a seguinte representação geométrica de uma equação polinomial de 1º grau com duas
incógnitas definida no conjunto dos números reais.
Portanto, é correto afrmar que a representação
algébrica da equação é:
x + y = 4.
8x + 4y = 4.
x — y = 4.
8x — 4y = 4.
7.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
-18
-2
4/3
12
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