the Romans
4
They are said to be congruent or similar.
Add up the 4 sides together
-- trapezoid -- triangle -- irregular quadrilateral -- pentagon -- hexagon etc.
Parallellogram - 2000 is rated/received certificates of: Belgium:KT
rounder
There are infinitely many of them. Most do not have names.
No, a parallellogram has the same both "top" and "bottom" size. A trapezoid has diffrent both "top" and "bottom" size.
the Romans
4
Yes.
There are no specific geometric names since all shapes can be rotated so that the top becomes the right and so on.
The cast of Parallellogram - 2000 includes: Christoffel de Gruyter Marianne Thys Erik Thys
rhombus
None.
a parallellogram.