Parrallelogram, quadrilateral, square... PLEASE ADD
A trapezoid is a quadrilateral which must have one pair of parallel sides. If the other pair of sides is also parallel then it is a parallelogram.
No not every quadrilateral can be a regular polygon.
No, not every quadrilateral is a trapezoid, although a trapezoid is also a quadrilateral because it has four sides.
Improved Answer:-Yes every trapezoid is a quadrilateral because they have 4 sides
No.
yes
Yes, a parallelogram is always a quadrilateral.
Every quadrilateral has 2 pairs of opposite sides and so it is not clear what the question is about.
Yes it is a quadrilateral polygon.
parrallelogram and quadrilateral
A trapezium is one example.
Parrallelogram, quadrilateral, square... PLEASE ADD
sometimes
Such a figure is called a rhombus.
Normally four because it's a quadrilateral polygon.
No, every parallelogram is not a rhombus.