[tex]P=3 \cdot 6 \ m+3 \cdot 6 \ m+3 \cdot 2 \ m+3 \cdot 2\ m \\ P=18 m+18 \ m+6 \ m+6 \ m \\ P=36 \ m+12 \ m =\boxed{48 \ m}; \\ A=(6 \cdot 2) \ m^2+(12 \cdot 2 ) \ m^2+(18 \cdot 2 \ m) \ m^2 \\ A=12 \ m^2+24 \ m^2+36 \ m^2 \\ A=36 \ m^2+36 \ m^2=\boxed{72\ m^2}[/tex]
