6
8
6 hex=6
Only one.
Eight, which will be sufficient for 14 squares.
6
6
Six.
8
12 of then but if they are joined together in the form of a 6 sided hexagon then 6 endpoints are needed.
6 hex=6
there are 2 draw a line down the center of the hexagon
4
There are two parallel line segments in a hexagon. There are also four 90 degree angles that are perpendicular to one another.
Only one.
8 remember OCTOpus OCTO gone
Eight, which will be sufficient for 14 squares.