Teste rápido 7 - Perímetro da circunferência

Quiz
•
Mathematics
•
6th Grade
•
Easy
Cristina Santos
Used 4+ times
FREE Resource
5 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
O perímetro de uma circunferência de raio 3 cm é:
(Usa 3,1416 para valor aproximado de π.)
4,7124 cm
9,4248 cm
18,8496 cm
28,2744 cm
2.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
O perímetro de uma circunferência cujo diâmetro mede 8 cm é:
(Usa 3,1416 para valor aproximado de π.)
12,5664 cm
25,1328 cm
50,2656 cm
201,0624 cm
3.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
O diâmetro de uma circunferência, cujo perímetro é aproximadamente 15,708 cm, mede:
(Usa 3,1416 para valor aproximado de π.)
2,5 cm
10 cm
5 cm
25 cm
4.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
O raio de uma circunferência, cujo perímetro é aproximadamente 21,9912 cm, mede:
(Usa 3,1416 para valor aproximado de π.)
1,75 cm
3,5 cm
7 cm
14 cm
5.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Na figura estão representados um semicírculo e um quadrado com as dimensões indicadas.
O perímetro da figura é aproximadamente:
(Usa 3,1416 para valor aproximado de π.)
22,854 cm
31,416 cm
46,416 cm
51,416 cm
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