A regular octagon has 4 sets of parallel sides.
there are 2 sets of parallel lines in a square
A square has four sets of parallel lines.
how many sets of parallel lines are in a triangle
There are 2 sets of parallel lines.
A square or rectangle has two sets of parallel lines. Stop signs technically have 4 short sets o parallel lines. Hexagon could have 3 sets, etc. All of which are polygons, though not all polygons have parallel lines.
2 sets of Parallel lines
You can't... A rectangle is defined by 2 sets of parallel lines, ans a parallelogram has 1+ sets of parallel lines
A regular decagon would have five sets or parallel lines.
A parallelogram.
Yes.
A square, a rectangle, a rhombus and a parallelogram are 4 sided quadrilaterals that have 2 sets of parallel lines.
I'm pretty sure it is 12 pairs of parallel lines.