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angle APC=x (alternate interior angle)
so x=40 degree
and angle PRD= y+40 degree( alternate interior angle)
or 118 = y+40
so y=118-40 degree
y= 78 degree
so x=40 degree
and angle PRD= y+40 degree( alternate interior angle)
or 118 = y+40
so y=118-40 degree
y= 78 degree
loral:
thanks sir
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