liliparada76 liliparada76

08-05-2015
Mathematics

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Circumference = 12.6yds find the radius.

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apologiabiology apologiabiology

08-05-2015

circumference= 2 times pi times radius
c=2pir
divide both sides by 2pi
c/(2pi)=r
c=12.6
12.6/(2 times pi)=12.6/2 times 1/pi=6.3 times 1/pi=6.3/pi

radius=6.3/pi=aprox (pi aprox 3.14) 2

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