Topic: Formula for Area of Circle
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What is the formula for area for circle?
The formula for the area of a circle is πr2, written in verbal form as: "The value Pi times the radius of the circle squared", where r is the radius (half of the diameter, or the distance from the center to any point on the outer edge of th... Read More »
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What s the formula for the area of a circle?
The formula for the area of a circle is πr2, or pi x radius^2 The radius of a circle is the diameter divided by two, and pi is approx. 3.1415926535 Read More »
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What is the area formula for a circle?
you take the radius which is half of the diameter to the second power then multiply that to pie, which is usually 3.14 but if you look at a calculator their is actually a pie button that is more exact also. Read More »
Source: http://wiki.answers.com/Q/What_is_the_area_formula_for_a_circle
Featured Content:
Formula for Area of 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
Archimedes, a famous Greek mathematician, born about 287 B.C.
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It is: pi*radius 2
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2 pi r and pi r 2
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www.mathwords.com about mathwords website feedback Segment of a Circle A part of the interior of a circle bounded by a chord and an arc. 1/2 x R(squared) x ((pi x theta/180) - sin theta) In which R is the circle radius and theta is the angl...
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It seems that somebody reasoned that the circle could be approximated by lots of small triangles (two of the triangle's sides being radii of the circle in each case). This method is very similar to that used in modern calculus, to calculate...
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Pi * R squared, where R is the radius of the circle in question
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