# How to Find the Circumference of 30 Feet?

When a line segment is rotated by its midpoint or by either one of its endpoints, a single full rotation will create a circular perimeter, also known as a circumference. When the segment is rotated...
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http://www.ehow.com/how_8377992_circumference-30-feet.html

## How to Calculate Circumference in Feet?

The circumference of a circle equals the distance around the circle. To calculate the circumference of a circle in feet, you need to know either the radius or the diameter of the circle in feet. Th...
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http://www.ehow.com/how_8136370_calculate-circumference-feet.html

## How to Find the Area of a Circumference?

Though the circumference and the area of a circle are two different measurements, they can aid the calculation of the other. The circumference is the circle's perimeter or measurement of its outsid...
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http://www.ehow.com/how_8090748_area-circumference.html

## How to Find Circumference on a Calculator?

The circumference is the length measurement around a circle, and it is one of the measurements that relates to the size of that circle. Calculation of the circumference depends on pi, a math consta...
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http://www.ehow.com/how_8134887_circumference-calculator.html

## How to Find the Area of a Circle From Circumference?

The circumference measures the distance around a circle. It equals the diameter of the circle multiplied by pi. Estimated at 3.14, pi is the constant ratio between the diameter and the circumferenc...
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http://www.ehow.com/how_8101935_area-circle-circumference.html