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Not necessarily. A parallelogram is a quadrilateral with 2 sets of 2 parallel sides.
Only rectangles and squares have right angles as all four angles - a rectangle is a "special" parallelogram that has all four angles equal; a square is a "special" rectangle that has all four sides of equal length.
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A parallelogram with four right angles is?
Rectangle and square
Which parallelogram has no right angles?
Except for rectangles, no parallelogram has right angles.
What parallelogram has all angles equal?
A rectangle has four angles of 90° each, also known as right angles. The special case is the square, which is a rectangle with four equal sides.
What do you call a parallelogram with four right angles?
it could be a square or a rectangle. its a square if all four sides are congruent, but if not, its a rectangle.
How do you prove that a parallelogram is a rectangle?
a rectangle has four right angles and opposite sides are all the same length This means that a parallelogram is not always a rectangle, but a rectangle is always a parallelogram, by definition.
