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Web Results

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.khanacademy.org/math/geometry/basic-geometry/circum_area_circles/e/area_of_a_circle

Practice

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

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

www.wikihow.com/Calculate-the-Area-of-a-Circle

How to Calculate the

Popular Q&A

Q:
How to Calculate the Area of a Circle .

A:
1. Locate the center point of the circle . Draw a straight line through any portion of the circle . Label the end points of the line "A" and "B. Use a compass to ...
Read More »

Source:
www.ehow.com

Q:
How to Get the Area of a Circle

A:
First, you need to know the length of the radius. The radius is half of the diameter. (The diameter is the length across the circle .) So to get the radius, divi...
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:
Six Methods: Calculate Area Examples. Sample Calculator. Area of the Circle . Finding the Area of a Sector. Special circles . Measuring the Diameter of Round Phys...
Read More »

Source:
www.wikihow.com

Q:
What is the area of a circle ?

A:
radius(diameter over 2) squared times pi, A=pi*r. 2. Or A=pi*d/2) 2. The area of a circle is determined by squaring the radius, and multiplying this product by ...
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Source:
wiki.answers.com