
Circunferência
Authored by Matemática Dri
Mathematics
7th - 8th Grade
Used 52+ times

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13 questions
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1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Uma circunferência tem 10,5 cm de diâmetro. Qual é o comprimento dessa circunferência?
Considere
32,97 cm
65,94 cm
16,49 cm
9,45
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
O comprimento de uma circunferência é 50,24 cm. Nessas condições determine o comprimento do raio dessa circunferência.
Considere
16 cm
8 cm
4 cm
2 cm
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Uma pista circular tem 25 m de raio. Quantos metros percorre uma pessoa que dá 20 voltas em torno dessa pista?
Considere
3 140 m
157 m
1 570 m
314 m
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Ao percorrer uma distância de 6 280 m, uma roda dá 2000 voltas completas. Qual é o raio dessa roda?
Considere
1 m
0,25 m
0,5 m
0,75 m
5.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
As rodas dianteiras de um trator têm 70 cm de diâmetro, e as traseiras têm o dobro da medida desse diâmetro. Esse trator percorre 10 990m, quantas voltas deu a roda dianteira? Considerando
5 000 voltas
2 500 voltas
3 000 voltas
3 500 voltas
6.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
As rodas dianteiras de um trator têm 70 cm de diâmetro, e as traseiras têm o dobro da medida desse diâmetro. Esse trator percorre 10 990m, quantas voltas deu a roda traseira? Considerando
5 000 voltas
2 500 voltas
3 000 voltas
3 500 voltas
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Sabendo que a roda de uma bicicleta tem 0,90m de diâmetro, qual é o comprimento da circunferência dessa roda?
Considere
2, 826m
1,413 m
1,63 m
2,345 m
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