No.
It can have 0, 1 or 2 pairs of parallel lines.
A pentagon can have 0, 1 or 2 pairs of parallel lines. It can have 0 to 4 lines perpendicular to an adjacent line. A rhombus must have two pairs of parallel lines and none of them may be perpendicular to any other.
None, for a regular pentagon. Not all pentagons are necessarily regular (all sides and angles the same). You can make a pentagon with 2 pairs of parallel lines. Take a square, and cut off one corner. Now you have a 5-sided polygon (pentagon) with 2 pairs of parallel sides.
A trapezoid does not has 2 pairs of parallel lines. A parallelogram does.
A parallelogram has 2 pairs of parallel lines
A regular pentagon has no parallel lines.
It can have 0, 1 or 2 pairs of parallel lines.
A pentagon can have 0, 1 or 2 pairs of parallel lines. It can have 0 to 4 lines perpendicular to an adjacent line. A rhombus must have two pairs of parallel lines and none of them may be perpendicular to any other.
None, for a regular pentagon. Not all pentagons are necessarily regular (all sides and angles the same). You can make a pentagon with 2 pairs of parallel lines. Take a square, and cut off one corner. Now you have a 5-sided polygon (pentagon) with 2 pairs of parallel sides.
A pentagon may have 0, 2, or 4 parallel lines. A regular pentagon has 0 parallel lines. A pentagon like a house has 2 parallel lines. A rectangle with a corner cut off has 4 parallel lines.
A trapezoid does not has 2 pairs of parallel lines. A parallelogram does.
A rhombus has 2 pairs of parallel lines.
A hexagon generally has 3 pairs of parallel lines.
it has 2 pairs of parallel lines
2 pairs of parallel lines
A square has 2 pairs of equal opposite parallel lines
A parallelogram has 2 pairs of parallel lines