There are 18 points in a plane such that no three of them are in the same line except five points which are collinear. The number of triangles formed by these points, is

There are n points in a plane no three of which are in the same line excepting p points which are collinear . The number of triangle fomed by joining them is

Out of 18 points in as plane, no three points are in the same straight line except five points which are collinear. The number of straight lines formed by joining them is

Out of 18 points in a plane, no three are in the same line except five points which are collinear. Find the number of lines that can be formed joining the points.

Out of 18 points in a plane, no three are in the same line except five points which are collinear. Find the number of lines that can be formed joining the point.

Out of 18 points in as plane, no three are in the same straight line except five points which re collinear. The num,ber of straight lines formed by joining them is (A) 143 (B) 144 (C) 153 (D) none of these

There are 10 points in a plane, no three of which are in the same straight line, except 4 points, which are collinear. Find the number of lines obtained from the pairs of these points,

Out of 18 points in a plane, no three are in the same line except five points which are collinear. Find the number of lines that that can be formed joining the point.

Out of 18 points in a plane, no three are in the same line except 5 points which are collinear How many triangles can be formed by joining the given points.