There are 15 points in a plane, no more than 2 of which are collinear. How many pentagons in all can be made using these points?

Asked by Topperlearning User | 4th Jun, 2014, 01:23: PM

Expert Answer:

A pentagon requires 5 points. Hence, the total number of pentagons will be

 

Hence 3003 pentagons are possible in all.

Answered by  | 4th Jun, 2014, 03:23: PM