No, it does not. But an angle and the angle opposite it are always equal.
Yes a parallelogram with a right angle is a square.
Yes. If it has ONE right angle, then ALL four angles are right angles.
Normally, a parallelogram does not have a right angle.
A parallelogram with one right angle has four of them. The name for this figure is a rectangle.
A parallelogram cannot have just one right angle. If it has one, all four of its angles must be right angles and so it must be a rectangle (or, as a special case, a square).
A parallelogram, in general, has no right angles.
Yes a parallelogram with a right angle is a square.
A parallelogram is a figure with different lengths and widths(also called breadth) where opposite sides and opposite angles are equal. But the angles are not 900 each. In fact, no angle in a parallelogram is a right angle as presence of 1 right angle proves all the angles to be right angles. A parallelogram with 4 right angles is called as a ''rectangle''
A square is a type of parallelogram.
parallelogram
A right angle.
A rhombus is an equilateral parallelogram that does not have a right angle.