Area

The Area function calculates the area of a geography polygon, in specified units.

When you apply the Area function to geography points or geography lines, Sigma returns 0.

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This function isn't compatible with all data platform connections. To check if your connection supports it, see Supported data platforms and feature compatibility.

Syntax

Area(units, polygon)

The function arguments are:

units

Required

The unit of measurement for the area

Valid values are "square_kilometers", "square_meters", and "square_miles".

polygon

Required

The object for which we calculate the area

Must be in valid Geography polygon format.

To work from known latitude and longitude values, use the MakePoint or MakeLine functions.

Examples

Area("square_kilometers", [Coordinates])

Area("square_meters", [Coordinates])

Area("square_miles", [Coordinates])

The Area function returns the following values for the Coordinates column values that define a polygon, when specifying area in square kilometers, square meters, or square miles: