A circle has a radius of 3.an arc in this circle has a central angle of 60°. What is the length of the arc?(Either solve in terms of pi or use 3.14)

Question

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Answer 1

The full circumference of the circle around all 360° is 2πr where r is the radius. Since r = 3, the full circumference is 2·π·3 = 6π units. 60° is only 60/360 = 1/6 of the way around the circle, so its arc length is 1/6 of the full circumference, or (1/6)·6π = π units.