Convert to Meters units

[GHASEM_ARIYANI]

Hello

how to Convert ft to Meters API Result?

public void areaFace()
        {
            UIDocument uidoc= this.ActiveUIDocument;
            Document doc = uidoc.Document;
            
            Reference selRef= uidoc.Selection.PickObject(ObjectType.Face);
            Element e=doc.GetElement(selRef);
            
            GeometryObject  geObj=e.GetGeometryObjectFromReference(selRef);
            
            Face face=geObj as Face;
            
            TaskDialog.Show("Area Face" ,e.Name+Environment.NewLine+face.Area);
        }

[jeremytammik · Accepted solution]

Multiply by the appropriate constant.

Please always perform some minimal research yourself before posting a question here.

This topics has been discussed many times in the past, e.g.:

https://forums.autodesk.com/t5/revit-api-forum/units-system-in-document/m-p/7670881

The Building Coder published many discussions about units and unit conversion:

http://thebuildingcoder.typepad.com/blog/units

Cheers,

Jeremy