PolygonArea ( xlist ; ylist )
Calculate area of a polygon from array of XY coordinates
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Jeremiah Small - Show more from this author
Soliant Consulting, Inc.
Function definition: (Copy & paste into FileMaker's Edit Custom Function window)
Calculate the area of a polygon from an arbitrary number of xy coordinates. It uses an old surveying technique called Double Meridian Distance.
Requires helper function: PolygonAreaHelper
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