https://forums.autodesk.com/t5/net-forum/how-to-add-an-arc-segment-to-a-polyline/m-p/12507781#M5869 <P>Hi,</P> <P>You have to set a 'Bulge' value to the corresponding segment.</P> <P>The bulge equals the tangent of the quarter of the arc angle (IOW the ratio between the arc sagitta and half chord). The bulge is negative if the arc is clockwise; positive otherwise.</P> Fri, 19 Jan 2024 08:40:32 GMT _gile 2024-01-19T08:40:32Z https://forums.autodesk.com/t5/net-forum/how-to-add-an-arc-segment-to-a-polyline/m-p/12507749#M5868 <P>Hi, everyone,</P><P>&nbsp; &nbsp;</P><P>I want to create a close area polyline (red color) as in the picture below.</P><P>Can you please give me some hints or c# sample code to achieve this?</P><P><SPAN>&nbsp;<span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="p1.png" style="width: 345px;"><img src="https://forums.autodesk.com/t5/image/serverpage/image-id/1316014i7B8A025CC55CB639/image-size/large?v=v2&amp;px=999" role="button" title="p1.png" alt="p1.png" /></span></SPAN></P> Fri, 19 Jan 2024 08:25:17 GMT https://forums.autodesk.com/t5/net-forum/how-to-add-an-arc-segment-to-a-polyline/m-p/12507749#M5868 EQ_001 2024-01-19T08:25:17Z https://forums.autodesk.com/t5/net-forum/how-to-add-an-arc-segment-to-a-polyline/m-p/12507781#M5869 <P>Hi,</P> <P>You have to set a 'Bulge' value to the corresponding segment.</P> <P>The bulge equals the tangent of the quarter of the arc angle (IOW the ratio between the arc sagitta and half chord). The bulge is negative if the arc is clockwise; positive otherwise.</P> Fri, 19 Jan 2024 08:40:32 GMT https://forums.autodesk.com/t5/net-forum/how-to-add-an-arc-segment-to-a-polyline/m-p/12507781#M5869 _gile 2024-01-19T08:40:32Z