Circunferências

Circunferências

1st - 3rd Grade

10 Qs

quiz-placeholder

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Circunferências

Circunferências

Assessment

Quiz

Mathematics

1st - 3rd Grade

Medium

Created by

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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