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longluongm
2.618 centimeters is the length of the arc by 60 degree.
MonkeyLover123
The formula of getting the arc length is
arc length = angle * pi / 180 * r
arc length = 60 * pi / 180 * 5
arc length = 300 * pi / 180
arc length = 5pi / 3

The correct answer is letter A) 3/5π cm