Glossary · EI-WEB-010.16
Sagitta
The height of an arc above its chord, at the middle. With the chord it gives the radius: R = (c²/4 + s²) / 2s.
Survey reports give an arc side as a chord and a sagitta. Parcel 542’s arc has a chord of 14.70 m and a sagitta of 0.78 m: a radius of 35.02 m, and 7.66 m² of the plot’s area.
Shown on this siteParcel 542, side 4–5Related
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