§ Задание 762
\[\boxed{\mathbf{762\ (762)}.\ Еуроки\ - \ ДЗ\ без\ мороки}\]

\[\boxed{\mathbf{762\ (762)}.\ Еуроки\ - \ ДЗ\ без\ мороки}\]


\[\boxed{\mathbf{762}.\ }\]
\[\textbf{а)}\ S = 4,5\ см^{2}.\]
\[\textbf{б)}\ S = 5\ см^{2}.\]
\[\textbf{в)}\ S = 11\ см^{2}.\]
\[\textbf{г)}\ S = 12\ см^{2}.\]