View
Use the View tab to control drawing aids and inspect geometry.

Grid
Shows or hides the drafting grid.
Origin
Shows or hides the drawing origin marker.
Extents
Shows or hides the drawing extents.
Vertices
Shows or hides object vertices.
Show Dir.
Shows or hides curve-direction indicators.
Area
Reports the area of selected supported closed geometry.
Length
Reports the length or perimeter of selected supported geometry.