
Geometria: Ângulos e Propriedades
Interactive Video
•
Mathematics
•
8th Grade
•
Hard
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é a definição de um quadrilátero?
Um polígono com 3 lados.
Um polígono com 4 lados.
Um polígono com 5 lados.
Um polígono com lados opostos paralelos.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A soma dos ângulos internos de qualquer quadrilátero é sempre igual a qual valor?
90 graus.
180 graus.
270 graus.
360 graus.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Em um quadrilátero com ângulos internos (x+40)°, (x+20)°, (x+50)° e (x-10)°, qual é o valor de x?
55
60
65
70
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual das seguintes afirmações é uma propriedade verdadeira de todos os paralelogramos?
Todas as diagonais são iguais.
Os lados opostos são congruentes.
Todos os ângulos internos são de 90 graus.
As diagonais são sempre perpendiculares.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Em um quadrado, qual é a medida do ângulo formado pela diagonal com um dos lados?
30 graus.
45 graus.
60 graus.
90 graus.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Em um retângulo, uma diagonal forma um ângulo de 30° com um dos lados. Qual é o valor do ângulo 'x' formado pela mesma diagonal com o lado adjacente, conforme a figura?
30°
45°
60°
90°
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual das seguintes afirmações é verdadeira sobre as diagonais de um losango?
Elas são sempre congruentes.
Elas se cortam perpendicularmente e bissetam os ângulos internos.
Elas são paralelas entre si.
Elas formam ângulos de 45° com os lados.
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