Quadrilaterals. Parallelograms have two pairs of parallel sides.
Yes. A triangle is a type of polygon and it has NO parallel sides!!!!!!!
Infinitely many. Polygons with 6 or more sides can have 3 pairs of parallel lines. Polygons with 7 or more sides can have a set of three parallel lines.
Any regular polygon with an even number of sides must have parallel sides.
A parallelogram, or a range of polygons with 6 or more sides which can have sides with the required qualities.
A trapezium or parallelogram. A pentagon can have a pair of parallel sides. Polygons with 6 or more sides can have two (or more) pairs of parallel sides.
Quadrilaterals. Parallelograms have two pairs of parallel sides.
Rectangle, Square,
A parallelogram or a selection of polygons with 6 or more sides.
All regular polygons with an even number of sides. Irregular polygons with an odd number of sides can have parallel sides. There are also non polygonal shapes that can have parallel sides.
Hexagon , Octogon
Yes. A triangle is a type of polygon and it has NO parallel sides!!!!!!!
Infinitely many. Polygons with 6 or more sides can have 3 pairs of parallel lines. Polygons with 7 or more sides can have a set of three parallel lines.
They are: square, rectangle, parallelogram and a rhombus
A trapezium, and some irregular polygons of 5 or more sides.
A parallelogram, or variants of polygons with 6 or more sides.
Any regular polygon with an even number of sides must have parallel sides.