A Rectangular Floor lets you add a polygonal area in the current floor hatch style in Perspective view.
To add a Polygonal Floor
1 On the Perspectives toolbar right-click Rectangular Floor , then click Polygonal Floor.
The prompt reads "First Node"
2 Click the first point for the polygonal floor.
The prompt reads "Next node [done/close]:"
3 Click a second point.
The prompt reads "Next node [done/close]:"
4 Click further points, then right click to close the shape.
Note: If the current Perspective Setting has the Align to First Edge for floor hatching selected, the hatch style will align to the first two points you select.