
rotação/trans.prob.1
Authored by newton filho
Mathematics
2nd Grade

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27 questions
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1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Considere os dois triângulos mostrados ao lado:
Sim
Não
Não há informações suficientes para dizer
2.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Na imagem a seguir, é possível perceber dois triângulos que compartilham parte de dois lados. Sabendo que os segmentos BA e DE são paralelos, qual a medida de x?
x = 200
x = 225
x = 250
x = 275
x = 300
3.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
A sombra de um prédio, em um terreno plano, em uma determinada hora do dia, mede 15 m. Nesse mesmo instante, próximo ao prédio, a sombra de um poste de altura 5 m mede 3 m. A altura do prédio, em metros, é:
25
29
30
31
4.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
A sombra de um prédio, em um terreno plano, em uma determinada hora do dia, mede 15 m. Nesse mesmo instante, próximo ao prédio, a sombra de um poste de altura 5 m mede 3 m. A altura do prédio, em metros, é:
25
29
30
31
5.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Sabemos que os triângulos abaixo são semelhantes, nessas condições calcule os valores de x e y:
x = 10 e y = 12
x = 12 e y = 10
x = 10 e y = 10
x = 12e y = 12
6.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Na figura a seguir, os triângulos são semelhantes. Então, o valor de x é:
a) 10
b) 11
c) 12
d) 13
e) 14
7.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Na figura a seguir, o valor de x é:
a) 18m
b) 20m
c) 22m
d) 24m
e) 25m
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