# 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... Read More »
http://www.ehow.com/how_8245184_figure-area-circle.html

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## 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... Read More »
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... Read More »
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... Read More »
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... Read More »
http://www.ehow.com/how_8354099_figure-percentage-circle-graph.html

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