Yes.
NO
A rombus has 2 pairs of opposite parallel lines
rombus
yes
yes
Not necessarily
It has both but no right angles
2 lines of symmetry
a square
a rombus
a rombus /___| that is not a very good pic, but it has two sides that slant inward, so there's approx a 30 and 120 degree angle on either side.
When two lines are parallel, then they do not intersect.