how many sets of parallel lines are in a triangle
2 pairs of parallel lines
There are 2 sets of parallel lines.
a square has 2 pairs of parallel lines
A dodecahedron need not have any parallel lines.
A cylinder includes an infinite number of parallel lines. Every line in the curved surface is parallel to every other one and perpendicular to the two ends. . "A cylinder 2" is meaningless. You would have to look at the homework you're trying to get the answer for to see what cylinder 2 means.
Maybe
A triangle can have no parallel lines.
it has too parallel lines!
A pentagon has no parallel lines.
A cylinder has 2 flat, parallel faces.
A cone does not have any parallel lines
how many sets of parallel lines are in a triangle
A square has 2 pairs of opposite parallel lines.
A cube has exactly 6 parallel lines.
A cube has exactly 6 parallel lines.
2 pairs of parallel lines