topic Re: Measure Results different in ArcObjects SDK Questions https://community.esri.com/t5/arcobjects-sdk-questions/measure-results-different/m-p/577132#M15561 <HTML><HEAD></HEAD><BODY><P>Please ignore my Q since it was found that the source feature class has something wrong in its coordinate system setup.&nbsp; Thanks.</P></BODY></HTML> Fri, 14 Jul 2017 12:03:59 GMT ShaningYu 2017-07-14T12:03:59Z Measure Results different https://community.esri.com/t5/arcobjects-sdk-questions/measure-results-different/m-p/577131#M15560 <HTML><HEAD></HEAD><BODY><P>I created an Add-In tool, which insert a feature from Source FC (S) into a Target FC (T).&nbsp; The inserted feature's SHAPE.AREA and SHAPE.LEN values are automatically calculated.&nbsp; In my code, the Area value is also calculated as shown below:</P><P>&nbsp;&nbsp; IArea area = f_Target.Shape as IArea;</P><P>&nbsp;&nbsp; double d_Area = area.Area;</P><P>The results show that&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; d_Area / SHAPE.AREA = 4.10754</P><P>I used the Measure Tool and found that the&nbsp; SHAPE.AREA&nbsp; value is CORRECT.&nbsp;</P><P>I could not figure out why the ArcObjects code is wrong.&nbsp; Appreciate if you can help with your knowledge.&nbsp;</P></BODY></HTML> Thu, 13 Jul 2017 18:45:31 GMT https://community.esri.com/t5/arcobjects-sdk-questions/measure-results-different/m-p/577131#M15560 ShaningYu 2017-07-13T18:45:31Z Re: Measure Results different https://community.esri.com/t5/arcobjects-sdk-questions/measure-results-different/m-p/577132#M15561 <HTML><HEAD></HEAD><BODY><P>Please ignore my Q since it was found that the source feature class has something wrong in its coordinate system setup.&nbsp; Thanks.</P></BODY></HTML> Fri, 14 Jul 2017 12:03:59 GMT https://community.esri.com/t5/arcobjects-sdk-questions/measure-results-different/m-p/577132#M15561 ShaningYu 2017-07-14T12:03:59Z