ArcGIS Pro 3.4 API Reference Guide
ArcGIS.Core.Geometry Namespace / AreaUnit Class / SquareMiles Property
Example Version

SquareMiles Property
Gets an area unit object representing area in square miles (Factory Code = 109439).
Syntax
public static AreaUnit SquareMiles {get;}
Example
AreaUnit - Convert between hectares and square miles
// convert 300 hectares to square miles
double sqMiles = AreaUnit.Hectares.ConvertTo(300, AreaUnit.SquareMiles);
AreaUnit - How many Square meters in various units
double sqMetersPerUnit = AreaUnit.Acres.SquareMetersPerUnit;
sqMetersPerUnit = AreaUnit.Ares.SquareMetersPerUnit;
sqMetersPerUnit = AreaUnit.Hectares.SquareMetersPerUnit;
sqMetersPerUnit = AreaUnit.SquareKilometers.SquareMetersPerUnit;
sqMetersPerUnit = AreaUnit.SquareMiles.SquareMetersPerUnit;
sqMetersPerUnit = AreaUnit.SquareYards.SquareMetersPerUnit;
Requirements

Target Platforms: Windows 11, Windows 10

ArcGIS Pro version: 3 or higher.
See Also