(Q). There are 16 points in a plane out of which 7 of them are collinear. Find the number of quadrilaterals formed by joining these points as vertices?
Solution:-
= 1820 – 35 – 35×9
= 1470 Answer
(Q). There are 16 points in a plane out of which 7 of them are collinear. Find the number of quadrilaterals formed by joining these points as vertices?
Solution:-
= 1820 – 35 – 35×9
= 1470 Answer