
Polígonos e circunferência
Mathematics
7th Grade
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10 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
O polígono regular que possui 7 lados é chamado:
Hexágono
Heptágono
Undecágono
Icoságono
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Ao desenhar um pentágono regular inscrito em uma circunferência, Edu precisou calcular o ângulo central. O resultado encontrado por ele foi:
120º
90º
72º
60º
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Como é o nome do polígono que possui ângulo central igual a 45º?
Octógono
Eneágono
Decágono
Icoságono
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Uma circunferência tem raio igual a 12 cm. Seu diâmetro mede:
6 cm
24 cm
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A medida do lado de um dodecágono regular é 4 cm. Qual a medida do seu perímetro?
32 cm
40 cm
44 cm
48 cm
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
É um polígono regular:
Triângulo retângulo.
Triângulo equilátero.
Triângulo isósceles.
Triângulo escaleno.
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
O comprimento de uma circunferência cujo raio mede 3 cm é:
9,42 cm
18, 84 cm
28,26 cm
37,68 cm
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