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To calculate the area of a circle, square the radius and multiply by pi (approximately 3.14). This enables you to find the area of any...

Calculate the Area of a Circle
Enter the radius:

Area of a Circle - Math Goodies

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

Area of a circle is presented in this interactive lesson from Math Goodies. ... or incorrect. To start over, click CLEAR. Use Pi = 3.14 to calculate your answers.

Area of a Circle - Math is Fun

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

Area of a Circle. Calculator Enter the radius, diameter, circumference or area of a Circle to find the other three. The calculations are done "live": ...

How to Calculate the Area of a Circle (with Examples) - wikiHow

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

Six Methods:Calculate Area ExamplesSample CalculatorArea of the Circle Finding the Area of a SectorSpecial circlesMeasuring the Diameter of Round Physical ...

Area of a circle | Circumference and area of circles | Khan Academy

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

In this example, we solve for the area of a circle when given the diameter. ... And we can get our calculator to figure out; what this will be in decimal form. So we ...

Area of a circle - Calculator Soup

www.calculatorsoup.com/calculators/geometry-plane/circle.php

Calculate the area, circumference and radius of circles. Given any 1 known variable of a circle, calculate the other 2 unknowns. Circle formulas and geometric ...

Calculate the Area of a Circle - CalculateMe.com

www.calculateme.com/cArea/AreaOfCircle.htm

This calculator will calculate the area of a circle given its radius.

Area of circle, formula and illustrated lesson: how to calculate the ...

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

Area of a circle, formula for area explained with examples, pictures, interactive examples and quiz.

Area of a circle calculator - Basic mathematics

www.basic-mathematics.com/area-of-a-circle-calculator.html

Given the radius, use this area of a circle calculator to find the area for any circle.

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 Calculate Area Of A Circle?
A: Area = ∏r2 (∏ * r squared). Read More »
Source: answers.yahoo.com
Q: Calculate Area Of a Circle?
A: plz refer to the following link http://www.functionx.com/csharp/Lesson13… Read More »
Source: answers.yahoo.com
Q: Calculating area of a circle with circumference of 13?
A: First, determine the diameter by dividing the circumference by Pi (about 3.1416) 13 / 3.1416 = 4.14. Next, divide the diameter by two to get the radius: 4.14 / ... Read More »
Source: wiki.answers.com
Q: How do you calculate area of a circle
A: The area of a circle is calculated by multiplying the Radius^2 by p... ...MORE... Read More »
Source: www.chacha.com