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April 19, 2014

Homework Help: math

Posted by nbvhj on Monday, August 6, 2007 at 11:18am.

Prove the following: if, in a triangle ABC,BA =CB
O in atriangle
m BAO = m OAC = 20,
m ACO = 10,
and m OCB = 30,
then m OBC = 80.

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