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Can a triangle be formed with the following angles? If yes, name the type of triangle.
 
(i) \(60^\circ\), \(60^\circ\), \(60^\circ\)
 
 
(ii) \(60^\circ\), \(40^\circ\), \(42^\circ\)
 
 
(iii) \(70^\circ\), \(60^\circ\), \(50^\circ\)
 
 
(iv) \(90^\circ\), \(55^\circ\), \(35^\circ\)
 
 
(v) \(60^\circ\), \(90^\circ\), \(90^\circ\)
 
 
(vi) \(100^\circ\), \(50^\circ\), \(30^\circ\)