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OpenStudy (anonymous):
beth is walking around a circular track she knows she is 10 yards from a tree that is in the middle of the track if beth walks once around the track how far has she walked
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OpenStudy (anonymous):
What we are looking for is the circumference of the circle, do you know what the formula of the circumference of a circle is based on the radius?
OpenStudy (anonymous):
2(3.14)r 2(3.14)10 62.8
OpenStudy (anonymous):
Thank you, the formula is c = 2(pi)r
OpenStudy (anonymous):
Okay, so we know r=10 so c=2*pi*10 = 20pi
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