In a plane, only one.
3 intersecting lines, because none of the three points are right angles.
Once.
once
4 points of intersection, meaning 4 lines
It depends on how many lines intersect. An infinite amount.
there are 4 intersecting lines
3 intersecting lines, because none of the three points are right angles.
Once.
once
4 points of intersection, meaning 4 lines
one time
It depends on how many lines intersect. An infinite amount.
It depends on how many lines intersect. An infinite amount.
There are 20 common points.
one solution
If no pair of lines is parallel and if each pairwise intersection is distinct, there will be 499500 points of intersection.
If no pair of lines is parallel and if each pairwise intersection is distinct, there will be 10 points of intersection.