\[\boxed{\mathbf{303\ (303)}.\ Еуроки\ - \ ДЗ\ без\ мороки}\]
\[\angle CMK = 132{^\circ}\]
\[\angle AMK = 180{^\circ} - развернутый.\]
\[\angle CMA = 180{^\circ} - 132{^\circ} = 48{^\circ}.\]
\[Ответ:\ \ \angle AMC = 48{^\circ}.\]