Commands and functions > Drawing aids > Auxiliary line perpendicular
  
Auxiliary line perpendicular
Ribbon:
Tab ATHENA > Group Drawing aids > Auxiliary line perpendicular
Menu:
ATHENA > Drawing aids > Auxiliary line perpendicular
Toolbar:
ATH Drawing aids
Command input:
ath_hilo
With this command you create an auxiliary line running perpendicular to the selected object and also running through the specified point.
Input request 
Specify passing point of the auxiliary line or [?]:
Using the mouse or by entering coordinates, you define the point through which the auxiliary line is to run.
With the option ? you call the help.
Select Polyline or Line or [?]:
Select the line object to which the auxiliary line is to run perpendicular. You can select a polyline, line, Xline, ray or an edge of a 3D solid. The objects can also be constituent parts of a block.
Note 
Auxiliary lines are infinite lines (object type XLINE). You will find further information about Xlines in your AutoCAD documentation.
For auxiliary lines ATHENA uses its own system layer (as standard ATH AUX). Use the Dialog box System layer to adapt the layer properties to your own requirements.
Associated commands
Delete auxiliary lines