no
A rectangle has 4 right angles
Yes. 4 corners forms 4 right angle.
rectangle
No it has 4 acute angles
A trapezoid can be a parallelogram.
There are 4 right angles in a square.
There are 4 right angles in a revolution.
a rectangle
There is no such shape. Besides, I am not sure what angels are doing in geometry!
rhombus
No, but it is always a parallelogram.