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www.ask.com/math/formula-area-circle-1c9b05b1811ab910

The formula for the

The formula for finding the area of a circle is A=(pi)R^2.

R is the radius of the circle.

en.wikipedia.org/wiki/Area_of_a_disk

The area of a disk, more commonly called the **area of a circle**, of radius r is equal
to πr<sup>2</sup>. Here the symbol π (Greek letter pi) denotes the constant ratio of the ...

www.mathgoodies.com/lessons/vol2/circle_area.html

video.about.com/math/Area-of-a-Segment-of-a-Circle.htm

You have a cut that goes from the center out to the edge in both directions, and it is important that it does come from the center of the circle . We are going to use 45 degrees as the angle of the cut of the slice and we want to know what angle do I need to cut the sma... More »

www.khanacademy.org/math/geometry/basic-geometry/circum_area_circles/v/area-of-a-circle

In this example, we solve for the

www.mathsisfun.com/geometry/circle-area.html

www.wired.com/2015/03/area-circle-value-pi/

Mar 14, 2015

www.mathwarehouse.com/geometry/circle/area-of-circle.php

www.aaamath.com/exp612x2.htm

An interactive math lesson to teach the finding the

Popular Q&A

Q:
How to Calculate Area of a Circle .

A:
1. Find the circle's diameter, which is the length of a straight line through the circle's center. 2. Divide the diameter in half. This provides you with the ra...
Read More »

Source:
www.ehow.com

Q:
How to Determine the Area of a Circle .

A:
1. Measure or obtain elsewhere the radius of a circle . If you know the circle diameter, divide the value by two to compute the radius. 2. Retrieve the mathemati...
Read More »

Source:
www.ehow.com

Q:
Area of a circle ?

A:
A=(3.14159...)r 2 P=2r(3.14159...) Area =(pi)radius 2 Perimeter=2radius(pi) ;)
Read More »

Source:
wiki.answers.com

Q:
How to Calculate the Area of a Circle

A:
1 Calculate the length of the radius. If you only know (or have measured) the diameter (the distance from one side of the circle to the other), then divide it b...
Read More »

Source:
www.wikihow.com

Q:
What is the formula for the area of a circle ?

A:
pi x r. 2. (measured in square units)
Read More »

Source:
wiki.answers.com