Respuesta :

Length of arc (AB)= Central angle* Radius
= 20*π/180*27
= 3π/10

Answer:

3

Step-by-step explanation:

The length of the arc AB is equal to the circumference times the fraction of the circle

AB = 2*pi*r * (degrees/360)

AB = 2 * pi* (27) * (20/360)

   = 54 * pi * (1/18)

   = 3 pi

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