29 de Agosto Repaso Circunferencia y circulo 7°

Quiz
•
Mathematics
•
7th Grade
•
Hard
Mónica Pino
Used 122+ times
FREE Resource
7 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
El circulo esta inscrito en un cuadrad de lado 6 cm, al estimar el area de circulo puedes decir que mide
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Sean r el radio y D el diámetro de una circunferencia, ¿cuál de las siguientes alternativas NO permite calcular su longitud o perimetro?
π · r2
D · π
2 · r · π
(r + r) · π
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Un volante de automóvil tiene un radio de 15 cm. Si se desea cubrirlo con una funda, ¿cuál será la longitud lineal de la funda? PI = 3
45 cm
30 cm
90 cm
120 cm
4.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
El area aproximada del circulo es
49 cm2
28 cm2
40 cm2
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Para calcular el area de esta figura compuesta debes
sumar todo su contorno
particionar en regiones conocidas, sacar sus areas y sumarlas
particionar en regiones conocidas, sacar sus areas y restarlas
particionar en regiones conocidas, sacar sus areas y multiplicarlas
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Cuanto deberia medir aproximadamente el perimetro de un circunferencia de radio 9 cm
27cm
54 cm
243 cm
18 cm
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
La Sra Ana va a confeccinar un mantel para su mesa circular, que tiene un diametro de 10 cm. aproximadamente, cuanto medira su mantel
300 cm2
30 cm2
25 cm2
75 cm2
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