0 because the letter t does not have anything to be parallel with but it is intersecting.
None because they aren't like this = or .
One
only 1
A square has 2 pairs of opposite parallel lines.
There cannot be parallel lines in any [plane] triangles.
there are 2 sets of parallel lines in a square
There are 2 horizontal parallel lines in the letter Z
2
One
A triangle can have no parallel lines.
2
it has too parallel lines!
A pentagon has no parallel lines.
A cone does not have any parallel lines
capital has 1 lowercase has 0
only 1
It has two. One on the top and one through the middle.
A square has 2 pairs of opposite parallel lines.