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OpenStudy (anonymous):
please help see attached!
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OpenStudy (anonymous):
OpenStudy (radar):
Find the circumference of each coin. Use formula C=piD Larger coin C=6Pi smaller coin =2Pi Now divide the larger by the smaller (6Pi)/(2Pi) = 3 looks like it would make 3 revolutions.
OpenStudy (anonymous):
ok cool this is how i did it - there is no answer in book so was wondering if i had down this right !! thanks :)
OpenStudy (radar):
I hope it is correct, I believe your intuition is correct. One revolution of the small coin would cover its circumference in distance.
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