Sabemos que as equações do segundo grau podem ser resolvidas por um processo chamado "soma e produto". De acordo com a equação x² - 9x + 18 = 0, determine a soma, o produto e as raízes:
VI - Avaliação de Matemática 9º ANO

Quiz
•
Mathematics
•
9th Grade
•
Hard
Francivan Mário
Used 6+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
2.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
3.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
4.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Nas figuras, r//s. Os ângulos destacados são classificados como:
ângulos correspondentes.
ângulos suplementares.
ângulos colaterais.
ângulos opostos pelo vértice.
ângulos alternos .
5.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Na imagem acima, os ângulos destacados:
Possuem medidas diferentes.
Somados medem 180°.
São congruentes.
São ângulos de uma volta.
6.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Sabendo que r//s, podemos dizer que:
b = 25°
c = 25°
a = 25°
a =155°
7.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Na figura, r//s. A medida x é igual a:
40°
50°
100°
130°
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