Question

19.If the Diagonals of Parallelogram are equal,then show that it is a Rectangle.​

Answer 1

Answer:

Hence, finally we have a Quadrilateral ABCD with opposite sides equal and parallel with all its angle equal to 90°. Now the rectangle is a Quadrilateral with all its angles equal to 90° and opposite sides equal and parallel Hence, we can say that a parallelogram with its diagonal equal is a Rectangle. Hence, Proved.