(8) ÂNGULOS EM POLÍGONOS CONVEXOS
Quiz
•
Mathematics
•
8th Grade
•
Practice Problem
•
Hard
Angela Jorge
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12 questions
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1.
MULTIPLE SELECT QUESTION
2 mins • 1 pt
Assinale as afirmativas verdadeiras.
Em um polígono convexo a soma de um ângulo interno com o ângulo externo adjacente a ele é igual a 360°
A soma dos ângulos internos de um polígono convexo depende das diagonais que partem de um mesmo vértice.
A soma dos ângulos externos de um polígono convexo é sempre 360°.
Um ângulo externo é a abertura entre o prolongamento de um lado de um polígono e o lado adjacente a ele.
2.
MULTIPLE SELECT QUESTION
1 min • 1 pt
SÃO POLÍGONOS CONVEXOS:
A
B
C
D
E
3.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
A soma dos ângulos internos de um polígono convexo é igual a 2340°. Quantos lados esse polígono possui?
13 lados.
15 lados.
17 lados.
19 lados.
21 lados.
4.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
A medida mais próxima de cada ângulo externo do heptágono regular da moeda de R$ 0,25 é:
60º
45º
36º
83º
51º
5.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Qual é o polígono convexo em que a soma dos ângulos internos é 1080°?
hexágono
heptágono
octógono
eneágono
decágono
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Qual é a soma dos ângulos internos de um hexágono?
360°
540°
720°
900°
1080°
7.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Qual o polígono regular cujo ângulo interno é igual a 150º?
Octógono
Eneágono
Decágono
Undecágono
Dodecágono
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