Posted by **samm** on Thursday, September 24, 2009 at 11:02pm.

ughh i need help i dnt like proofs we'll here it the instructions write a two column proof the segment addition postulate is useful for this proof also. remember that the transitive && substitution properties are common in proofs this one requires substitution..

given is rs=xy && st=wx

prove: rt=wy

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