1103059403

SubArea: 
Positional properties
Level: 
B
Project ID: 
1103059403
Accepted: 
1
Clonable: 
0
Easy: 
1
Let ABCDEFGH be a cube and N the midpoint of the edge EF. See the picture. What is the mutual position of lines BN and CF?
skew lines
distinct parallel lines
intersecting lines