Re: Option A 2012

Posted by Dreyfus on Jan 19, 2014; 6:18am
URL: http://discussion-forum.276.s1.nabble.com/Option-A-2012-tp7584353p7584558.html

Thankx Akshay.......i used the formulae for angle b/ w two lines using slopes nd it really worked well.....but ur reasoning is more efficient.....