Technically they are because they both have 2 pairs of parallel sides but a rectangle has opposite angles of 90 degrees wheres a parallelogram has 2 equal opposite obtuse angles and 2 opposite equal acute angles
In fact, some are rectangles, but not all are.
Yes, all rectangles are parallelograms. However, not all parallelograms are rectangles.
No. Only some parallelograms are rectangles. But all rectangles are parallelograms.
Yes. All rectangles are also parallelograms, but not all parallelograms are rectangles.
No. All rectangles are parallelograms. However, not all parallelograms are rectangles.
All parallelograms are not rectangles. The angles of a parallelogram need not be right angles and so the figure need not be a rectangle.
Some parallelograms are rectangles; all rectangles are parallelograms.
All rectangles are parallelograms, so yes there are some.
No. Rectangles are parallelograms with all right angles, while parallelograms just have 2 sets of parallel lines.
All rectangles are parallelograms.
All rectangles are indeed parallelograms.
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.