estimate the circle with given circumfrence

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420 curcumfrence round to nearest tenth 

May 12th, 2015

Given the circumference =420

2*3.14* r = 420

r = 420/ 6.28 = 66.87 

 approximately equal to 66.9

May 12th, 2015

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May 12th, 2015
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May 12th, 2015
Jun 27th, 2017
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