Circumference 6651

Calculate the circumference of a circle if its area is 706.5 cm2

Correct answer:

o =  94.2239 cm

Step-by-step explanation:

S=706.5 cm2 S=πr2  r=S/π=706.5/3.141614.9962 cm  o=2π r=2 3.1416 14.9962=94.2239 cm

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