
Quizz2- Ângulo ao Centro e Inscrito
Authored by Domingos Monteiro
Mathematics
9th Grade
Used 30+ times

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15 questions
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1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
O arco DE tem de amplitude...
100°
12,5°
25°
50°
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Se a amplitude do ângulo ABC é 62º , a amplitude do arco AC é:
62º
124º
31º
236º
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Qual a afirmação verdadeira?
Dois arcos com a mesma amplitude são iguais.
Para cada ângulo inscrito há um ângulo ao centro correspondente.
Qualquer ângulo com vértice no interior da circunferência é um ângulo ao centro.
Qualquer ângulo com vértice na circunferência é um ângulo inscrito.
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Na figura abaixo, onde O é o centro da circunferência...
OA = OB
OA > OB
OB> OA
Nada se pode afirmar
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Na figura, onde O é o centro da circunferência, são cordas apenas:
AB
CO
AB e CO
AB e CD
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
A parte pintada de azul na figura representa que parte do círculo?
Segmento Circular
Semicírculo
Setor Circular
Círculo
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
A reta apresentada na figura, que toca a circunferência em apenas um ponto, é, em relação ao círculo:
Perpendicular
Secante
Exterior
Tangente
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