\[\boxed{\text{П.46.}}\]
\[MN = PK.\ \]
\[\textbf{а)}\ NM = KP;\ \]
\[\textbf{б)}\ MP > PN\]
\[MP = MN + NP;\ \]
\[\textbf{в)}\ MP = NK\ \]
\[MP = MN + NP;\ \ \]
\[NK = NP + PK;\ \]
\[\textbf{г)}\ MK > NP.\ \]