4 right angles
Yes all rectangles are parallelogram but all parallelogram cannot be rectangles.
Except for rectangles, no parallelogram has right angles.
Because a rectangle is a parallelogram.
Some parallelograms are rectangles; all rectangles are parallelograms.
All of them, except rectangles. (Rectangles are special parallelograms.)
Parallelograms do not have right angles. A rectangle is a parallelogram but a parallelogram is not a rectangle.
Parallelograms do not have right angles. A rectangle is a parallelogram but a parallelogram is not a rectangle.
Yes, rectangles are a special case of parallelogram, with four right angles.
No. All rectangles are parallelograms. However, not all parallelograms are rectangles.
No. Most parallelograms are not rectangles. But every rectangle is a parallelogram.
the three special quadrilaterals that can be a parallelogram are a rectangle, a square, and a rhombus Actually, this is incorrect. All squares are rectangles. All rectangles are parallelograms. Therefore all squares are parallelograms. But not all parallelograms are rectangles. And not all rectangles are squares.
no because it is a Parallelogram^That is quite an incorrect answer. Rectangles are parallelograms, but a parallelogram may not be a rectangle.All rectangles have 4 corners.Besides the point, to the original answerer, all parallelograms also have 4 corners...