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Desafio Saeb de Matemática 9º Ano

Authored by MIREILLE MALAQUIAS

Mathematics

9th Grade

Used 15+ times

Desafio Saeb  de Matemática 9º Ano
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30 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Resolva a equação: 2x+5=132x + 5 = 13

x=3x = 3

x=4x = 4

x=5x = 5

x=6x = 6

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Qual é a probabilidade de sair cara ao lançar uma moeda?

14\frac{1}{4}

12\frac{1}{2}

13\frac{1}{3}

11

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

O triângulo com lados 3 cm, 4 cm e 5 cm é:

Equilátero

Isósceles

Retângulo

Obtusângulo

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Calcule a área de um retângulo de base 8 cm e altura 5 cm.

13 cm²

20 cm²

40 cm²

80 cm²

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Se 4 lápis custam R$ 12, quanto custarão 10 lápis?

R$ 24

R$ 30

R$ 36

R$ 40

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Qual é 25% de 200?

25

40

50

75

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Qual é o resultado de −7+12-7 + 12 ?

−19-19

−5-5

55

1919

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