In a rectangles ABCD, Diagonal intersect at O,Which of these is true? – McqOptions

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1.	In a rectangles ABCD, Diagonal intersect at O,Which of these is true?
A.	Triangle OAB is congruent to triangle OCD
B.	Triangle OAD is congruent to triangle OBC
C.	All the angles are 90 degree
D.	All the above
Answer» E.

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