Revisão de poligonos, retas, razão e proporção
Quiz
•
Mathematics
•
7th Grade
•
Hard
Andrey Camurça
Used 3+ times
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20 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Sabendo que r//s, podemos dizer que:
b = 25°
c = 25°
a = 25°
a =155°
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Na figura, r//s. A medida x é igual a:
40°
50°
100°
130°
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Assinale a alternativa que indica a FÓRMULA que dá a soma das medidas dos ângulos internos de um polígono qualquer.
S = 180º - 2 . n
S = (n - 2) . 180º
S = (n - 2) . 360º
S = 180º . n
S = 180º . n - 2
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Um polígono de 7 lados se chama?
hexágono
heptágono
pentágono
dodecágono
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A soma das medidas dos ângulos internos de um eneágono ( polígono de 9 lados), é:
900º
1080º
1200º
1260º
1800º
6.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
108°.
120°.
135º.
150°.
7.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
O pintor Peterson gastou uma lata com 2 L de tinta para pintar uma parede de medida de área de 28 m². Quantos metros quadrados Peterson pintará com 8 L de tinta?
70 m².
98 m².
112 m².
140° m².
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