In triangle \(LMN\), \(PQ \ || \ MN\), and \(P\) and \(Q\) are mid-points of \(LM\) and \(LN\), respectively. If \(MP\) \(=\) 5 \(cm\), \(LN\) \(=\) 16 \(cm\) and \(PQ\) \(=\) 6 \(cm\), find the following:
(i) The length of \(LM\) \(=\) \(cm\)
(ii) The length of \(MN\) \(=\) \(cm\)
(iii) The perimeter of \(\Delta LMN\) \(=\) \(cm\)