10. Each additional line can only intersect each of the previous lines once, so for two lines, there can be only 1 intersection, for three there can be up to 3 intersections (1+2), for four there can be up to 6 intersections (3+3), and for five there can be up to 10 (6+4). This trend continues as you increase the number of lines: 6 lines: 15 possible intersections (10+5) 7 lines: 21 possible intersections (15+6) 8 lines: 28 possible intersections (21+7) and so on...
13
intersections
Intersections.
5
Railroad crossings
Railroad crossings
15
Intersections - album - was created on -2009-06-01.
uncontrolled traffic intersections
Intersections in Real Time was created on 1997-06-16.
Intersections - Mekong Delta album - was created in 2011.
Bugs are attracted to the lights in the intersections, therefore there is food for the birds.
Assuming the same volume, yes.
Blind Intersections - 2012 is rated/received certificates of: Australia:MA15+
Intersections located in urban areas have higher rates of vehicular accidents/collisions.
10. Each additional line can only intersect each of the previous lines once, so for two lines, there can be only 1 intersection, for three there can be up to 3 intersections (1+2), for four there can be up to 6 intersections (3+3), and for five there can be up to 10 (6+4). This trend continues as you increase the number of lines: 6 lines: 15 possible intersections (10+5) 7 lines: 21 possible intersections (15+6) 8 lines: 28 possible intersections (21+7) and so on...