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Mathematics 12 Online
OpenStudy (anonymous):

To prove ABCD is a paralelogram, one must justify that a) AB || CD b) AD || BC c) both of the above d) neither of the above

OpenStudy (anonymous):

c

OpenStudy (ja1):

@Mertsj @hartnn @Callisto The user @shaan22222 has repeatedly just answered questions and I have informed him that is against the CoC but he just keeps doing it, I have told him 3 times, please talk to him.

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