There is a set of parallel lines with x lines in it and another set of parallel lines with y lines in it. The lines intersect at 12 points. If x > y, find the maximum number of parallelograms that can be formed.
- 16
- 15
- 18
- 33
Topic starter
Posted : 02/04/2021 7:14 pm
Posted : 14/04/2021 11:21 pm