ericxbenoit
Programmer
Hi,
I would like to know how I can do to know if 3 points (x,y) do a 90 degre angle?
Also, if 4 points (x,y) have 2 sides parallel..
If someone have an idea, let me know!
Thank you!
I would like to know how I can do to know if 3 points (x,y) do a 90 degre angle?
Also, if 4 points (x,y) have 2 sides parallel..
If someone have an idea, let me know!
Thank you!