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24-01-2017
Mathematics

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How to find the circumference of a circle when only the area is given?

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kennedyabuga kennedyabuga

24-01-2017

first use the area to find the radius of the circle
A=pi*r^{2}
substitute the area and pi since they are known to find r
once you get the value of r, use it in the formula p=2pi*r

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