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    Area & Drawings

    Circular Chord and Sagitta Calculator

    Circular Chord and Sagitta Calculator performs a browser-local calculation using measurements and quantities you control. The results are presented as labelled figures so each number is easy to interpret. For minor arcs with a central angle up to 180 degrees only.

    MAKE IT SIMPLE
    Formula assumptions and scope

    For minor arcs with a central angle up to 180 degrees only.

    Result

    Worked examples

    Circle radius (m): 4, Central angle (°): 60

    Chord length: 4 m

    Using these sample input values gives the first labelled output above. For minor arcs with a central angle up to 180 degrees only.

    Questions & answers

    Can I use the default numbers for purchasing or safety certification?

    No. Replace the examples with your real values. For minor arcs with a central angle up to 180 degrees only.

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