Topic: Area of a Circle
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Answers to Common Questions
What is the Area of a Circle?
The formula for the area of a circle is A=pi X r^2, where A is the area of the circle, r is the radius of the circle and pi value is 3.14. For example, given: radius of a circle is 5cm , then the area of the circle will be 3.14 X 5^2 = 3.14... Read More »
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How to Find the Area of a Circle?
It is very easy to find the area of a circle with the given radius or diameter. The formula to calculate the area is pi X radius^2, where pi value is 3.14. For example: find the area of circle with diameter 8cm. First calculate radius, it i... Read More »
Source: http://answers.ask.com/Mathematics/Science/how_to_find_the_area_o...
How to Calculate the Area of a Circle?
The area of a circle is calculated by the square of a radii times pi. Pi is 3.14159 approximately. To find the radius take the distance across the circle through the center and divide it in half. Read More »
Source: http://answers.ask.com/Science/Mathematics/how_to_calculate_the_a...
Featured Content:
Area of a Circle
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The formula for finding the area of a circle is A=(pi)R^2.
R is the radius of the circle.
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More Common Questions
Answers to Other Common Questions
To find the area of a circle, measure the radius of the circle, then multiply the radius by2 and then by pi. The answer will be in square units of the units used to measure the radius.
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Source: http://answers.ask.com/Science/Mathematics/how_do_i_figure_the_ar...
In finding the area of a circle, you must either know the diameter or the radius. Then, plug that number into one of the two equations. Area = pi(3.14) x diameter, or Area = 2 x pi(3.14) x radius.
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Area of a circle is calculated by multiplying pi withe square of the radius of the circle i.e. Area of a circle = Pi * Square of radius where Pi = 3.14.
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Source: http://answers.ask.com/Science/Mathematics/how_do_u_find_the_area...
The radius of the circle, that is, the distance from the center of the circle to any point on the circumference of the circle, helps unambiguously determine the circle area. The International System of Units (SI) defines square meters as a ...
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Source: http://www.ehow.com/how_5815867_determine-area-circle.html
First, let's start with a basic question that gives the area's radius, or the distance halfway of the diameter. For example, let's use the question; What is the area of a circle with 6 radius? First, the equation is pi*r^2, or pi*r squared....
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Source: http://www.ehow.com/how_5346546_solve-area-circle.html
The elements of geometry include identifying and working with shapes and measuring angles. Students can calculate the area of a circle by squaring the radius and multiplying that value by the mathematical constant, pi. The area for a portio...
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Source: http://www.ehow.com/how_5957595_calculate-area-portion-circle.htm...
