SOLUTION: The arc of a circle has measure of 22 degrees and has a length of 12 cm. What's the radius ?

Algebra ->  Circles -> SOLUTION: The arc of a circle has measure of 22 degrees and has a length of 12 cm. What's the radius ?       Log On


   

Question 873253: The arc of a circle has measure of 22 degrees and has a length of 12 cm. What's the radius ?

Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
S=R%2ATHETA where THETA is measured in radians
R=S%2FTHETA
R=12%2F%2822%2A%28%282%2Api%29%2F%28360%29%29%29
R=%2812%2A90%29%2F%2811pi%29
R=1080%2F%2811pi%29cm