If you have polygon feature layers in your drawing, you can create new Polygon and MultiPolygon features.
To create a new Polygon or MultiPolygon feature
Create
New Polygon feature_name.
Create
New MultiPolygon feature_name. Here, feature_name is the name of the Polygon or MultiPolygon feature layer.
For more information, see MAPPOLYGONCREATE and MAPMULTIPOLYGONCREATE.
The new feature is added to the Data Table. To add information to the feature, see To Edit Using the Data Table.