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Two angles of the triangles are given. Find the third angle.
 
(i) \(80^\circ\), \(60^\circ\), \(^\circ\)
 
(ii) \(52^\circ\), \(68^\circ\), \(^\circ\)
 
(iii) \(120^\circ\), \(30^\circ\), \(^\circ\)
 
(iv) \(75^\circ\), \(35^\circ\), \(^\circ\)
 
(v) \(50^\circ\), \(90^\circ\), \(^\circ\)
 
(vi) \(55^\circ\), \(85^\circ\), \(^\circ\)