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OpenStudy (anonymous):
A bicycle wheel with radius 26" rotates through an arc that measures 80°. What is the length of the arc of the tire that touched the ground? a. 2.88 pi inches b. 5.78 pi inches c. 11.56 pi inches
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OpenStudy (anonymous):
Arc = (degree/360)* circumference
OpenStudy (nurali):
Arc Length=\[\frac{ x }{ 360 }*2pir\]
OpenStudy (nurali):
If x = 80, and r = 26, then Arc length = (x/360) . 2pi.r = (80/360).2pi(26) = ....
OpenStudy (anonymous):
I got 5.78 pi
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