The Area command will report the area of any picked polyline with three or more vertices.
Options
-Pick/<Select> polyline
Indicate how the polyline will be specified:- Pick: Permits you to pick inside a closed polygon region to get its area.
- Select: Permits you to select any polyline to get its area.
Note: If you pick an unclosed polyline, the program will draw a temporary line for the closing segment and report the area.