In a plane there are 10 points out of wh...

In a plane there are 10 points out of which no three are collinear except the four which lie on a straight line . By joining these 10 points how many triangles may be obtained.

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In a plane there are 10 points out of which no three are collinear except the four which lie on a straight line . By joining these 10 points how many straight lines.

In a plane there are 10 points out of which no three are collinear except the four which lie on a straight line .By joining these 10 points how many (a) straight lines , (b) trangles can be obtained ?

There are n points in a plane , of which no three are collinear expept m which are collinear. Find the number of triangles formed by joining the points.

There are 10 points on a plane of which no three points are collinear. If lines are formed joining these points, find the maximum points of intersection of these lines.

There are 10 points in a plane of which 4 are collinear, Find the number of lines obtained from the pairs of these points.

There are 10 points in a plane of which 4 are collinear, find the number of triangles that can be formed from these points.

There are n points in a plane of which no three are in a straight line except 'm' which are all in a straight line. Then the number of different quadrilaterals, that can be formed with the given points as vertices, is

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?

4 points out of 8 points in a plane are collinear number of different quadrilateral that can be formed by joining them is

There are n points in a plane of which m points are collinear. How many lines can be formed from these points ?

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