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21852520
Teste Matemática 3º ano
Description
Quizz relacionado ao conteúdo de geometria analítica
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2º ano
Quiz by
Juliano Lima
, updated more than 1 year ago
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Created by
Juliano Lima
about 4 years ago
124
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Resource summary
Question 1
Question
(Unitau) A equação da reta que passa pelos pontos (3,3) e (6,6) é:
Answer
y = x
y = 3x
y = 6x
y = 2x
Question 2
Question
(Cesgranrio) A equação da reta passa pelo pontos (-4,0) e (0,3) a seguir é:
Answer
3x + 4y - 12 = 0
3x - 4y + 12 = 0
4x + 3y + 12 = 0
4x - 3y - 12 = 0
Question 3
Question
(Cesgranrio) A área do triângulo cujos vértices são os pontos (1,2), (3,5) e (4,-1) vale:
Answer
4,5
6
7,5
9
Question 4
Question
(Fei) Dado um triângulo de vértices (1,1); (3,1); (-1,3) o baricentro (ponto de encontro das medianas) é:
Answer
(1, 3/2)
(3/2, 1)
(3/2, 3/2)
(1,5/3)
Question 5
Question
(Ufmg) O ponto da reta s que está mais próximo da origem é A = (-2,4). A equação da reta s é:
Answer
x + 2y = 6
x - 2y + 10 = 0
y + 2x = 0
2y - x = -10
Question 6
Question
(Cesgranrio) As retas x+ ay -3=0 e 2x-y+5=0 são paralelas, se a vale:
Answer
- 2
- 0,5
0,5
2
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