# How to Figure the Area of a Circle?

The key of figuring the area of any geometric shape lies inside. A circle's area falls within its perimeter, which is also called its circumference. Another feature that every circle possesses is a...
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http://www.ehow.com/how_8245184_figure-area-circle.html

## How to Determine the Area of a Circle by the Area of a Square Inscribed Inside of It?

A square is defined as inscribed in a circle when it is contained completely inside that circle and the square's four corners are also points on the circle's circumference. The properties of the sq...
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http://www.ehow.com/how_8031891_determine-area-square-inscribed-inside.html

## How to Figure the Diameter of a Circle?

The diameter of a circle is the measurement of a straight line going from one point on the edge of the circle, through the center, and to another point on the opposite edge of the circle. You can f...
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http://www.ehow.com/how_6435059_figure-diameter-circle.html

## How to Figure the Diameter of Circle With a Calculator?

A circle's diameter is the distance from one side of the circle to another, using a straight line that crosses the center of the circle. You may have to calculate the diameter of a circle if you ta...
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http://www.ehow.com/how_8103350_figure-diameter-circle-calculator.html

## How to Figure Percentage of a Circle Graph?

A circle graph, also known as a pie chart, shows the makeup of a group of data based on the percentage of the total that each subgroup represents. For example, a circle graph might show the revenue...
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http://www.ehow.com/how_8354099_figure-percentage-circle-graph.html