
Recuperação de Matemática - 8° ano
Authored by MARILIA ALEIZ
Mathematics
8th Grade
15 Questions
Used 38+ times

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1.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
Quanto é 15ab-5ab-2ab ?
10ab
22 ab
7ab
8ab
2.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
Quanto é 11z³ - 13z³- z³ ?
-3z³
-2z³
3z³
2z³
3.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
Qual é o perímetro da figura ao lado?
43 ab³
40 ab³
42 ab³
41 ab³
4.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
Qual é o perímetro da figura ao lado?
9xy
12xy
9x²y²
6xy
5.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
A área do retângulo ao lado é dada por 7x e a área do retângulo da direita é dado por 3x. Qual é a área total da figura?
3x
7x
10x
21x
6.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
Sabemos que para multiplicar dois ou mais monômios, multiplicamos os coeficientes entre si e multiplicamos as partes literais entre si, adicionando os expoentes das variáveis iguais.
Sabemos ainda que a área de um retângulo é dada pela multiplicação das duas dimensões (comprimento e largura).
Qual é a área da figura ao lado?
22x²y
18x²y
18xy
22xy
7.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
O cubo possui o comprimento, a largura e a altura com a mesma medida.
Considerando o cubo da figura, é correto afirmar que:
O seu volume é igual a 125x³
O seu volume é igual a 15x³
O seu volume é igual a 15x
O seu volume é igual a 125x
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