a square :D
its a nonagol
A parallelogram is defined as a two-dimensional figure with two pairs of parallel sides. Since a rectangle has two pairs of parallel sides, it is also a parallelogram. A rectangle differs from a parallelogram in that it always has four equal angles.
cylinder
It is a polygonal prism.
It is a cylinder
triangle
square
A rectangle
square
It fits the desciption of a square
triangle
irregular trapezoid
rhombus (although the angles can technically be right angles as well)
You are a rhombus.
A rhombus
If you're talking a plane ie 2-dimensional figure, then like ALL four sided shapes, the interior angles total 360 degrees.
a 4 dimensional paryllelogon squred equals 6, this means that obama rocks and is probly the best president ever