A parallelogram is a closed 2-dimensional shape bounded by two pairs of parallel sides.
Most shapes do not have lines of symmetry so why should it come as a surprise that a parallelogram has none?
There is no simple answer since it depends on their relative sizes, orientation and configuration. Assuming the shapes do not overlap, the result will be a polygon with 6 to 12 sides.
yes
No.
no
4
Yes.
yes
No, a parallelogram is not a trapezoid.
It is a special kind of parallelogram.
parrallelogram
180. Degrees