how to get a polygon Tags: General Topics, SharpMap v0.9 / v1.0, SharpMap v2.0, Web Controls, WinForms Controls cdqrain Aug 24 2007 at 3:36 PM i want to get a polygon where a point in it. then get the area of this polygon. can anyone help me ? thanks in advance codekaizen Coordinator Aug 24 2007 at 3:56 PM You'd need to use the NTS geometry extension for this. The page on the NetTopologySuite Data Provider extension has an example which might be useful. cdqrain Aug 27 2007 at 9:55 AM