its a shape
A square
a quadrilateral
A rhombus has 4 equal sides and opposite parallel sides whose opposite interior angles are equal but none of them are 90 degrees otherwise it would be a square.
Vertical angles
A square or a rhombus
A Rectangle
An isosceles trapezoid
A parallelogram.
It is 2 angles whose sides are opposite rays
It is a quadrilateral whose opposite sides are parallel and has no right angles
linear pair ^^