A parallelogram consists of two pairs of parallel lines. Everything else follows from this.
yes
No.
no
Yes a rhombus is a parallelogram , because it satisfies all the required properties to be a parallelogram i.e any quadrilateral in which opposite sides are equal and parallel to each other.
4
yes
Yes.
No, a parallelogram is not a trapezoid.
parrallelogram
It is a special kind of parallelogram.
A rhombus
180. Degrees