If S Denotes the Length of the Arc of a Circle

Multiple Choice

If s denotes the length of the arc of a circle of radius r subtended by a central angle θ, find the missing quantity.
- $\mathrm { s } = 4.84$ meters, $\theta = 2.2$ radians, $\mathrm { r } =$ ?

A) $1.1 \mathrm {~m}$
B) $2.2 \mathrm {~m}$
C) $1.5 \mathrm {~m}$
D) $0.45 \mathrm {~m}$