# Answer to Question #10222 in Geometry for Jeisha

Question #10222

What is the total surface area of the circle if the circumference is 400?

Expert's answer

2(pi)r=400

r=200/pi

S=(pi)r^2=(pi)*40000/(pi*pi)=40000/pi=12732,4

r=200/pi

S=(pi)r^2=(pi)*40000/(pi*pi)=40000/pi=12732,4

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## Comments

Assignment Expert31.05.12, 14:33Dear Jeisha

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Jeisha30.05.12, 04:42si is the answer 12732,4

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