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Arc, Chord & Segment Calculator

Arc length, chord, sagitta, sector and segment of a circle

Known Values

Chord and height suits curved walls and screens: measure the straight width and how far the curve bows out from it.

°

Display

Labels the results. Areas and volumes use the squared and cubed unit.

Radius

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Central Angle

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Arc Length

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Chord

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Height (Sagitta)

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Segment Area

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Diagram

All measurements

MeasureValueHow it is worked out