SOLUTION: a reversed curve on a railroad track consists of two circular arcs. the central angle of the one side is 20 degree with radius 2500 feet, and the central angle of the other 25 degr

Algebra ->  Circles -> SOLUTION: a reversed curve on a railroad track consists of two circular arcs. the central angle of the one side is 20 degree with radius 2500 feet, and the central angle of the other 25 degr      Log On


   

Question 1178394: a reversed curve on a railroad track consists of two circular arcs. the central angle of the one side is 20 degree with radius 2500 feet, and the central angle of the other 25 degree with radius 3000 feet. find the total lengths of the two arcs.
Answer by greenestamps(13330) About Me  (Show Source):
You can put this solution on YOUR website!


Each arc length is its radius, multiplied by the angle measured in radians.

First arc length: (2500)*(20)*(pi/180)

Second arc length: (3000)*(25)*(pi/180)

You can do the calculations and display the answer as desired/required.