Dada a figura abaixo, sabendo que é perpendicular a AB, determine o valor de x.

Quiz Avaliativo

Quiz
•
Mathematics
•
8th Grade
•
Medium
Used 1+ times
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8 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
5
6
7
12
2.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
Na circunferência, os segmentos MN e RS e as linhas a e b são respectivamente chamados:
corda, raio, secante e tangente.
corda, diâmetro, secante e tangente.
corda, diâmetro, tangente e secante.
raio, corda, tangente e secante.
3.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
Determine the measure of x in the figure below, considering the segments PA and PB tangent to the circumference. The measure of x is:
5
6
7
8
4.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
O jardineiro Sr. Artur fez um canteiro de flores triangular, como representado na figura abaixo, composto de folhagem e flores onde as divisões são todas paralelas à base. As medidas de x e y são, respectivamente:
35 cm, 40 cm
40 cm, 25 cm
35 cm, 20 cm
40 cm, 20 cm
5.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
Na figura abaixo, as medidas são dadas em centímetros, e AB // DE. Se BD = 7 cm, então x é igual a:
1.2
1.8
2.1
2.4
2.8
6.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
Sabendo que a // b // c, determine o valor de x:
2
3
4
5
7.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
Dado o círculo com centro O, se o raio é de 4 cm, qual é a circunferência do círculo?
8π cm
12π cm
16π cm
20π cm
8.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
No triângulo ABC, se AB = 5 cm, BC = 12 cm e AC = 13 cm, que tipo de triângulo é ABC?
Equilátero
Isósceles
Escaleno
Retângulo
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