Not necessarily - you can always join two lines with a third perpendicular to both (ie 90 degree joints) - just not necessarily where you might want to :-)
(obviously if the lines intersect, the third line is of zero length...)
cheers, clive
Not necessarily - you can always join two lines with a third perpendicular to both (ie 90 degree joints) - just not necessarily where you might want to :-)
(obviously if the lines intersect, the third line is of zero length...)
cheers, clive
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