If s denotes the length of the arc of a circle of radius r subtended by a central angle θ, find the missing quantity.
-$\mathrm { s } = 4.84 \text { meters, } \theta = 2.2 \text { radians, } \mathrm { r } =$ ?
A) 1.1 m
B) 2.2 m
C) 1.5 m
D) 0.45 m

Question

Quizplus · Accepted Answer

The formula to find the length of an arc (s) of a circle given the radius (r) and the central angle in radians (θ) is $s = r\theta$. Rearranging this formula to solve for r gives $r = \frac{s}{\theta}$. Substituting the given values, $r = \frac{4.84}{2.2} = 2.2$ meters.

If S Denotes the Length of the Arc of a Circle