1 pair of parallel line
2
One set
A quardrilateral with 1 pair of parallel lines and have no equal sides is a trapezium.
No, they are not.
2 pairs of parallel lines
1 pair of parallel line
It has a pair of opposite parallel lines of different lengths
A rhombus has 2 pairs of parallel lines.
A trapezoid has one pair of parallel sides. They are opposite parallel lines of different lengths.
Two.
2
Zero
1 pair of parallel lines
A trapezoid has 1 pair of opposite parallel lines of different lengths
One set
One pair.