longitud del arco de una Circunferencia 10B
Quiz
•
Mathematics
•
9th - 12th Grade
•
Easy
Wilmary Escalona Villegas
Used 3+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
¿Qué es un arco de circunferencia?
El centro del círculo
Una línea recta dentro del círculo
Una porción de la circunferencia limitada por dos puntos
El diámetro del círculo
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
¿Cuál es la fórmula para calcular el perímetro de una circunferencia?
2×π×r
π×r2
r×θ
2×r
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Si el radio de un círculo es 5 cm, ¿Cuál es su perímetro? (Usa π=3.14)
15.7 cm
31.4 cm
25 cm
10 cm
4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
¿Qué proporción representa el ángulo central respecto a la circunferencia completa?
α/90∘
α/180∘
α/360∘
360∘/α
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
¿Cómo se calcula la longitud de un arco en grados?
L = r × α
L=2πr× 360°/α
L=πr2
L=α×π
6.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Si un círculo tiene un perímetro de 31.4 cm y el ángulo del arco es 50°, ¿Cuánto mide el arco?
4.36 cm
6.28 cm
13.43 cm
43.96 cm
7.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
¿Qué pasos debes seguir para calcular la longitud de un arco?
Dividir el perímetro entre el ángulo
Multiplicar el perímetro por el ángulo y dividir entre 360
Multiplicar el radio por el ángulo
Sumar el radio y el ángulo
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