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In the adjoining figure, \(ABCD\) is a parallelogram in which \(X° =\) 120\(°\) and \(Y° =\) 10\(°\) and \(Z°=\)130\(°\).
(i) \(∠ABD=\) \(°\).
(ii) \(∠BDC=\) \(°\).
(iii) \(∠ACB=\) \(°\)
(iv) \(∠CBD=\) \(°\)
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