d x x y 4 Donnie still holds to his claim that this shape is both a parallelogram AND more specifically a rectangle too Except Donnie found a different way to prove this is a rectangle He claims that if the diagonals of the figure are congruent to each other that would prove it s a rectangle Use the distance formula or Pythagorean Theorem to find the length of each diagonal AC and BD Show all work 4 pts 5 Length of AC 4 4 a b c Length of BD a Is Donnie correct Are the diagonals of the quadrilateral congruent 1 pt b If the diagonals are congruent does this make the shape a rectangle a parallelogram or both In other words what shape has congruent diagonals Explain your answer thoroughly 2 pts 6 Why do you think Walter may have thought this was a parallelogram if he was looking at the coordinate plane Does it appear that ABCD has any right angles Explain what s wrong with the diagram that caused Walter to believe this was only a parallelogram 3 pts