HP                                                                 Menu: HELPL
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Creates a help-line passing through a specified point, at a specified angle.

        1.   (NUM) angle about z
        2.   (NUM) angle to xy plane
        3. * (POINT) through point

Description:
This command creates a help-line through a point, given two angles. Enter the
angle about the z axis, then the angle to the xy plane. Pick a point through
which the help-line will pass.
You are prompted for additional "through points" until you enter another
command.
