§ Задание 147
\[\boxed{\mathbf{4.147}}\]
\[P = 4 \cdot 105 = 420\ (м).\]
\[S = 4 \cdot 105 \cdot 27 = 420 \cdot 27 =\]
\[= 11\ 340\ \left( м^{2} \right).\]

\[\boxed{\mathbf{4.147}}\]
\[P = 4 \cdot 105 = 420\ (м).\]
\[S = 4 \cdot 105 \cdot 27 = 420 \cdot 27 =\]
\[= 11\ 340\ \left( м^{2} \right).\]
