) Let ABCD be a convex quarilateral, and suppose that AB = CD and BC = DA. 9 Prove that AB ∥ CD and BC ∥ DA. What do you call such a figure?

) Let ABCD be a convex quarilateral, and suppose that AB = CD and BC = DA.

9 Prove that AB ∥ CD and BC ∥ DA. What do you call such a figure?

1 Answer

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