No.
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Some do, some don't. A regular polyhedron such as the tetrahedron has none whereas an irregular one like the parallelepiped can have several.
A trapezoid has one pair of opposite parallel sides of different lengths.
rectagle ONE pair of parallel sides would be a trapezium or a trapezoid.
Trapezoids have only one pair of parallel sides.
Just one: a tetrahedron or triangular pyramid.