In each of the questions one question is followed by two statements I and II. Choose the correct option.

Is ||gm ABCD a square?


I. Diagonals of ||gm ABCD are equal.


II. Diagonals of ||gm ABCD intersect at right angles.

We know that when the diagonals of a parallelogram are equal, it might be a square or a rectangle. But if the diagonals of that parallelogram intersect at a right angle, then it is definitely a square. Thus, it can be concluded that both I and II together will give the answer.

Therefore, Option C is correct.

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