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OpenStudy (anonymous):
1.) Find the circumference. Leave your answer in terms of pi.
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OpenStudy (anonymous):
OpenStudy (anonymous):
My answer is: 16.8 pi cm. Is that correct?
jimthompson5910 (jim_thompson5910):
correct C = 2*pi*r C = 2*pi*8.4 C = 16.8pi
OpenStudy (anonymous):
2.) Find the length of arc XPY. Leave your answer in terms of pi. My answer: 9 pi m. Is that correct?
OpenStudy (anonymous):
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OpenStudy (anonymous):
Yay.
OpenStudy (anonymous):
@jim_thompson5910
jimthompson5910 (jim_thompson5910):
yep you take 3/4 of the circumference to get 9pi
OpenStudy (anonymous):
It was wrong but I won't hold anything against you.
OpenStudy (anonymous):
@jim_thompson5910
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OpenStudy (anonymous):
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