Which of the following statements does not prove that ABCD is a parallelogram. Given: A(-4, 7), B(3,0), C(2, -5) and D(-5, 2). AC and BD bisect each other because they have the same midpoint. O The slope and length of AB are congruent to the slope and length of CD. o The slopes of AB and CD are equal and the slopes of BC and AD are equal. O The slopes of AB and CD are equal and the lengths of BC and AD are equal.

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