Question

What is the arc length if θ = 6π/5 and the radius is 2 cm?

a) 3π/10
b) 24π/5
c) 5π/12
d) 12π/5

Answer 1

Should be D, closest answer I can get.
S =
`r`θ
θ = 3.8 (rounded to the nearest tenth)
S = 2(3.8)
S = 7.6


`(12 \pi)/(5) = 7.5`