Question
Tue February 24, 2009 By:

Calculate X if ACBO is a parallelogram

Expert Reply
Sat May 30, 2009

 

 

y= 180-2<OBA        ( <OAB =<OBA )( OA =OB)

also y+<OBA+x=180     ( interior opp angles )

solving the equation gives

y=180-2x

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