
Áreas e volumes das figuras geométricas
Mathematics
12th Grade
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 3 pts
A cúpula de uma torre tem a forma de um cone circular reto, com altura medindo 10 m e geratriz, medindo 15 m. Qual será a medida do diâmetro dessa cúpula?
19,44 m
20,46 m
21,34 m
22, 36 m
2.
MULTIPLE CHOICE QUESTION
30 sec • 3 pts
Um cone reto tem 8 cm de altura e raio da base igual a 6 cm. Calcule a medida da sua geratriz.
10 cm
9 cm
12 cm
11 cm
3.
MULTIPLE CHOICE QUESTION
30 sec • 3 pts
Encontre a área total de um cone que possui raio da base igual a 4 cm e geratriz igual a 5 cm. ( Use π = 3,14 )
113,04 cm²
123 cm²
115 cm²
136 cm²
4.
MULTIPLE CHOICE QUESTION
30 sec • 3 pts
Calcule a área total de um cone de 8 cm de altura, sabendo que o raio da base mede 6 cm. Use π = 3,14)
312,34cm²
301,44 cm²
400 cm²
300 cm²
5.
MULTIPLE CHOICE QUESTION
30 sec • 3 pts
Qual é a capacidade de uma casquinha de sorvete de forma cônica cujo diâmetro é de 6 cm e cuja altura é de 10 cm. ( Use π = 3,14)
100 ml
200 ml
94,20 ml
60 ml
6.
MULTIPLE CHOICE QUESTION
30 sec • 3 pts
Um tanque cônico tem 4 m de profundidade e seu tronco circular tem 6 m de diâmetro. Qual é o volume máximo, em litros, que esse tanque pode conter de líquido? (Use π = 3,14)
37680 litros
39000 litros
45000 litros
75000 litros
7.
MULTIPLE CHOICE QUESTION
30 sec • 3 pts
Se o raio de uma esfera é 9 cm, a área da superfície será dada por:
370 π cm²
70 π cm²
324 π cm²
400 π cm²
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