To Import 2D Entities from Other File Formats
1. Click > 
Import. The Open dialog box opens.
Import. The Open dialog box opens.2. Select a file with the extension .dwg, .iges, or .dxf and click Open. The Import tab opens showing the selected file.
3. Select the entities to import, or click 
Find to search for entities by specifying a rule.
Find to search for entities by specifying a rule.4. Click 
OK.
OK.