There are 10 points in a plane out of these points no three are in the same straight line except 4 points which are collinear. How many
(i) straight lines
(ii) trian-gles
(iii) quadrilateral, by joining them?

In a plane there are 10 points, no three are in same straight line except 4 points which are collinear, then the number of straight lines are

out of 18 points in a plane no three are in the same straight lines except five points which are collinear how many straight lines can be formed by joining them?

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

In a plane there are 10 points, no three are in same straight line except 4 points which are collinear, then the number of triangles formed are

out of 18 points in a plane no three are in the same straight lines except five points which are collinear how many triangles can be formed by joining them?

There are 10 points in a plane,no three of which are in the same straight line excepting 4 ,which ane collinear.Then,number of (A) straight lines formed by joining them is 40 (B) triangles formed by joining them is 116(C) straight lines formed by joining them is 45 (D) triangles formed by joining them is 120

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

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