Question

If a circle has a central angle of 2π3
2
𝜋
3
and a radius of 27 millimeters, how long is the arc formed by that angle?(1 point)
Responses

67.5π2
67.5
𝜋
2
mm
Start Fraction 67.5 pi over 2 End Fraction mm

18π
18
𝜋
mm
18 pi mm

5π18
5
𝜋
18
mm
Start Fraction 5 pi over 18 End Fraction mm

15π
15
𝜋
mm

Answer 1

Arc length = r·θ = 27·(2π/3) = 18π mm.

Answer: 18π mm.