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If circumference is C then the radius is C/(2*pi)

and then area = pi*r2 = C2/(4*pi)

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12y ago
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1y ago

To find the area of a circle knowing only the circumference, you can use the formula A = (C^2) / (4π), where A is the area and C is the circumference. Square the circumference, then divide it by 4π to get the area.

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Q: How do you find the area of a circle knowing only the circumference?
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Related questions

How do you find the area of a circle without knowing the radius?

If the circumference or diameter is given then you can find the radius or simply measure the distance from the centre of the circle to the circumference.


How do you find the circumference of a circle without knowing the area?

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If the area of a circle is 201.06 then the circumference of the circle is?

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How do you find the circumference if you have the area of a circle?

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