How to build an angle with a simple line ?

rbuser

?Hello,

Does anybody know how to build, with a line, the value of an angle ?
This is for opticians.

Thanks
Isabelle

Thanks
Isabelle

--- posted by geoForum on http://delphi.newswhat.com

nicocizik

This question was answered in the General newsgroup, please do not cross
post.

--
Regards,

Nico Cizik
Digital Metaphors
http://www.digital-metaphors.com