bizzell969 bizzell969

13-02-2016
Mathematics

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What's the radius of a circle who's circumference is 135.648

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apologiabiology apologiabiology

13-02-2016

circumference=diamter times pi
diamter=2 times radius
circumference=radius times 2 times pi
circunference=135.648
aprox pi to 3.14
subsitute
135.648=radius times 2 times 3.14
135.648=radius times 6.28
divide both sides by 6.28
21.6=radius
aswe ris radous=21.6 units

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