They do not have any specific name.
They are parallel lines
no
There cannot be parallel lines in any [plane] triangles.
Any line that is not parallel to the given lines. The transversal that contains the shortest distance between the two parallel lines, is perpendicular to them.
If the hexagons are regular, it has 3 quartets of parallel lines and one 6-tuple of parallel lines. If the bases are irregular hexagons, it can have six pairs of parallel lines and one 6-truple.
Yes All of Them
Yes a trapezoid has parallel lines
yes it has 2 parallel lines
A cone does not have any parallel lines
An octagon need not have any parallel sides. But it can have any number from 2 to 8 lines that are parallel - in pairs, triplets or quartets.
A dodecahedron need not have any parallel lines.
They do not have any specific name.
The parallel sides of a polygon are sides that are segments of parallel lines. A polygon need not have any parallel lines. A triangle, for example, is a polygon that cannot have parallel lines.
A hexagonal prism.A hexagonal prism.A hexagonal prism.A hexagonal prism.
parallel lines are those line which does not have any intersecting point.
the parallel lines never intercept so they do not have any common points.