
Rec_Aprendizagem_9º ano
Authored by ROSANA ADAMCZUK
Mathematics
9th Grade
CCSS covered
Used 3+ times

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20 questions
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1.
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
2.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
As figuras ao lado nos mostram pares de triângulos semelhantes, dessa forma calcule os valores de e x e y:
x = 24 e y = 18
x = 24 e y = 13,5
x = 13,5 e y = 24
x = 20 e y = 12
3.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Dois triângulos são semelhantes se:
Têm os mesmos ângulos e lados proporcionais.
Têm os mesmos ângulos e lados iguais.
Têm os mesmos lados e ângulos proporcionais.
Têm os mesmos lados e ângulos iguais.
4.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Para descobrir a altura de um prédio, Luiz mediu a sombra do edifício e, em seguida, mediu sua própria sombra. A sombra do prédio media 7 metros, e a de Luiz, que tem 1,6 metros de altura, media 0,2 metros. Qual a altura desse prédio?
50 metros
56 metros
60 metros
66 metros
70 metros
5.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Os Triângulos ABC e DEF são semelhantes.
Verdadeiro
Falso
6.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Se os triângulo ABC e A'B'C' são semelhantes então o valor de x é 4.
Falso
Verdadeiro
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Dois polígonos são considerados semelhantes se...
Tiverem o mesmo número de lados e ângulos.
Tiverem os lados e ângulos proporcionais.
Tiverem os lados proporcionais e ângulos congruentes.
Tiverem os lados congruentes e ângulos proporcionais.
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