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length = 0degree/360degree*2(pi)r

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Formula: Standard Form of an Equation of a Circle

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Formula: Standard Form of an Equation of a Circle

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(x-h)^2 + (y-k)^2 = r^2

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A = (pi)r^2

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C=(Pi)d(diameter)

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- Formed by two cords that have a common endpoint.

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- The angle created by two radius' and an arc connecting.

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-Half of a circle.

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- The arc is measured more than the radians.

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- The arc is equal to or less than the radians.

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- Enclosed segment of a curve.

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- A portion of a circle that is enclosed by two radius' and an arc.

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- A line that intersects two points on a curve.

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- A line segment going two points on a curve.

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- A line that intersects a circle at one point.

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- A straight line to from the center of a circle to the circumference.

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- A straight line passing from one side of a figure to another

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- A round plane figure where the circumference has points that are equal to the center.