aijahflanders86 aijahflanders86

10-08-2017
Mathematics

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Find the radius of a circle with an area of 615.75 sq kilometers?

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musiclover10045 musiclover10045

10-08-2017

area = pi x r^2

615.75 = 3.14 x r^2

r^2 = 615.75/3.14 =196.0987 round to 196.1

r = sqrt(196.1) = 14.00357 round to 14

radius = 14 kilometers

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