
Circunferências

Quiz
•
Mathematics
•
1st - 3rd Grade
•
Medium
Alcione Borges
Used 4+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Quem é o segmento que liga o centro da figura a qualquer ponto localizado em sua extremidade?
Diâmetro
Raio
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
O diâmetro equivale:
duas vezes o raio (2R)
metade do raio (R/2)
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Fórmula da Equação Reduzida da Circunferência:
(x + a)2 + (y - b)2 = R2
(x - a)2 + (y + b)2 = r2
(x - a)2 + (y - b)2 = R
(x - a)2 + (y - b)2 = R2
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A equação (x - 3)² + (y-5)² = 9 representa a circunferência de raio?
9
6
3
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A equação (x - 7)² + (y + 1)² = 4 representa a circunferência de centro?
(-7, 4)
(-7, -1)
(7, -1)
(7, 1)
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual das equações representa a circunferência de centro (0, 0) e raio 2
x² - y² = 4
x² + y² = 4
(x - 1)² + (y - 1)² = 4
(x - 1)² + (y - 1)² = 2
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A fórmula da área da da Circunferência é?
2πR
πR
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