EXAMPLE 18 In Fig.15.46, diagonals AC and BD of quadrilateral ABCD int – InterviewSolution

1.	EXAMPLE 18 In Fig.15.46, diagonals AC and BD of quadrilateral ABCD intersect at 0OB=OD. If AD=BC, show that:(i) ar (AAOD) = ar (ABOC)(ii) ar (AABD) = ar (AABC)(iii) DA \|\| CB or, ABCD is a parallelogram.
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