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x=60 because of the following:
x+x+2y+2y=360 ( angle sum property of quadrilateral, BD is a bisector)
2x=360-240 (given y=60)
x=60
x+x+2y+2y=360 ( angle sum property of quadrilateral, BD is a bisector)
2x=360-240 (given y=60)
x=60
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