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Mathematics 21 Online
OpenStudy (anonymous):

Prove that opposite angles of a parallelogram are congruent. Be sure to create and name the appropriate geometric figures.

OpenStudy (anonymous):

@beccaboo333 can you help me please?

OpenStudy (beccaboo333):

Sorry I don't know

OpenStudy (anonymous):

Me neither lol but thanks anyways

jhonyy9 (jhonyy9):

like a first step do you know what is the definition of parallelogram ?

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