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04-09-2018
Mathematics

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if the area of a circle is 154m2 what is the circumference.

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sqdancefan sqdancefan

04-09-2018

The radius is found from

... A = πr²

... r = √(A/π) = √(154/π) m ≈ 7.00 m

The circumference is then

... C = 2πr = 2π(7.00 m) ≈ 43.99 m

The circumference is about 44.0 m.

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