Polígonos - 8° ano

Quiz
•
Mathematics
•
8th Grade
•
Hard
Standards-aligned
LAISSA SILVA
Used 26+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Qual é o polígono convexo em que a soma dos ângulos internos é 1080°?
Octógono.
Eneágono.
Dodecágono.
Heptadecágono.
2.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Na figura a medida x é equivalente á:
50º
70º
80º
90º
Tags
CCSS.HSG.C.A.3
3.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
O polígono regular convexo em que o número de lados é igual ao número de diagonais é o:
dodecágono.
decágono.
pentágono.
hexágono.
4.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
O ângulo interno de um polígono regular é o quíntuplo do ângulo externo. O número de diagonais desse polígono é:
87
72
54
37
5.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
De acordo com a figura a seguir, pode-se afirmar que o valor numérico do ângulo interno é igual a 135°.
Certo
Errado
6.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
De acordo com a figura abaixo, o valor numérico de x é 65°.
Certo
Errado
7.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
De acordo com a figura a seguir, marque a opção que contenha o valor numérico de x:
80
85
90
95
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