SOLUTION: In the following problem, θ is a central angle that cuts off an arc of length s. Find the radius of the circle. (Round your answer to two decimal places.) θ = 300°, s =

Algebra ->  Trigonometry-basics -> SOLUTION: In the following problem, θ is a central angle that cuts off an arc of length s. Find the radius of the circle. (Round your answer to two decimal places.) θ = 300°, s =       Log On


   

Question 1074967: In the following problem, θ is a central angle that cuts off an arc of length s. Find the radius of the circle. (Round your answer to two decimal places.)
θ = 300°, s = 5 km

km
Answer by josgarithmetic(39617) About Me  (Show Source):
You can put this solution on YOUR website!
If theta were all 360 degrees, the s would become the whole circumference.
c, circumference
300%2F360=5%2Fc
c%2F5=36%2F30
c=5%286%2F5%29
c=6


r, radius
2pi%2Ar=6
r=6%2F%282pi%29
highlight%28r=3%2Fpi%29