Find the number of line segement possible from the given points.such – InterviewSolution

1.	Find the number of line segement possible from the given points.such that no three point are colliner. (i) 10(ii)12(iii)9
Answer» -step explanation:In order to form a STRAIGHT line you need 2 POINTS. For that you have to select 2 points from a GIVEN set of points.Here there are 10 C 2 ways of FORMING straight line from 10 points if the no 3 points are collinear.10 C 2=10!/(2!×8!)=(10×9)/2=45 ans.

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