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Mathematics 16 Online
OpenStudy (anonymous):

What is the arc length of arc CD in the circle below? Circle A is shown with a radius labeled 10 feet and a central angle marked 40 degrees. 3.14 feet 4.88 feet 6.98 feet 11.78 feet

OpenStudy (zpupster):

http://openstudy.com/study#/updates/535ac068e4b05d7c6ff75064 this should answer

OpenStudy (phi):

you could find the total distance around the circle, using C= 2 pi r and then find the fraction 40/360 of that distance. (because 40º is only part of all the way round = 360º)

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