25-04-2017
Mathematics

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A circle has a circumference of 7. What is its radius?

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Smartiess Smartiess

25-04-2017

The radius is 1.11

C
2π=7
2·π≈1.11408

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mitchcrompton mitchcrompton

25-04-2017

c = 2(pi)r
7 = 2(pi)r
r = 7/(2pi) = 1.11408460164

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