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OpenStudy (anonymous):
What is the radius of a circle in which a 30° arc is 2 inches long?
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OpenStudy (anonymous):
2pi*
OpenStudy (anonymous):
2 pi r 30/360 =2
OpenStudy (anonymous):
2 pi r 1/12= 2 pi r 2/12= 2
OpenStudy (anonymous):
2*(12/2)=12 pi r= 2 r= 2/pi
OpenStudy (anonymous):
Thank you!
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