2
Infinitely many.
If it is a rectangle, then all its angles are 90 degrees and it is a parallelogram!
A rectangle is a parallelogram, but a parallelogram is not necessarily a rectangle. This is because a parallelogram can be so many other things, like a rhombus or a square.
A parallelogram has four vertices- it's a quadrilateral.
2
Infinitely many.
If it is a rectangle, then all its angles are 90 degrees and it is a parallelogram!
none (well if you slant the mirror, then it would be two) why - because that's the parallelogram's theory :)
what type angels does a parallelogram have?
It depends what type of parallelogram it is.
A parallelogram has 4 corners or vertices
A parallelogram is a 2-dimensional object and so has only one face.
A rectangle is a parallelogram, but a parallelogram is not necessarily a rectangle. This is because a parallelogram can be so many other things, like a rhombus or a square.
A parallelogram has a rotational symmetry of 2!
A parallelogram is a 4 sided quadrilateral
A parallelogram has four vertices- it's a quadrilateral.