Quadrangles that are not parallelograms = trapezoids, kites, any other polygon that is not a parallelogram
A parallelogram is just one example of a four-sided polygon. The general terms for four-sided polygons are quadrilateral, quadrangle, and tetragon.
A square is both a quadrangle and a parallelogram.
No, but a parallelogram is a quadrangle.
No, but a parallelogram is a quadrangle.
It could be an arrowhead.
It could be a general quadrangle which just happened to have two sides of equal length.
A rhombus is a quadrangle, which is a polygon. So a rhombus is both.
A polygon is a closed plane shape which is bounded by straight lines. A quadrangle is a polygon with 4 sides.
Yes, it is.
draw a quadrangle that has 2 pairs of equal sides but is not a parallelogram
no