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Polar line
See also: Line, Bisectrix line
Menu access: Curve | Line
Description:
Creates a polar line defined by a length, an angle relative the given direction and a point.
General philosophy:
Select POLAR button
Enter its length
Select a point or a curve
Available Option(s) :
You can choose a reference direction
(by default it's the X axis of the current coordinate system) with the
DIRECTION
DE REFERENCE .
You can modify the angle of the polar
line relative to its reference direction with 
You can use the CHANGE
TO HORIZONTAL /
CHANGE
TO VERTICAL button
to quickly change the angle of the polar line with the reference direction
(0° or 90°).
The option Alignment=
NORMAL /
CENTERED
allows
you to choose to position of the polar line according to the insertion
point.
The STOP
button
allows you to go back to the line function.
Available modification(s):
The 
icon allows you
to change the alignment, the reference direction and the angle of the
polar line.
The 
icon allows you
to change the line angle.
The 
icon allows you
to move the line one of its points.
