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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 angle ( in degrees) which is subtended by the chord (which together with the arc form the boundaries of the partial circle. Note that a value of theta of 180 degrees leads to pi (R squared)/2, or one half the area of a circle.

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15y ago

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