Mathematics, 26.10.2020 16:40 ewinter13

Let O be the point of intersection of the diagonals of quadrilateral ABCD. Prove that ABCD could be a trapezoid (has one pair of opposite sides parallel), if AAOD=ABOC.

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Let O be the point of intersection of the diagonals of quadrilateral ABCD. Prove that ABCD could be...