Finding the measure of arcs?.........Geometry?...10points and thumbs up to all?

[Alyssa]

No one answered it PLEASE answer

http://answers.yahoo.com/question/index;_ylt=Ahk8q3Yh3vo3cNbUmV_rBhLsy6IX;_ylv=3?qid=20110302204451AAdycUB