[tex]1 \frac{2}{10}* \frac{3}{4}= \frac{12}{10} * \frac{3}{4}=\bold{ \frac{9}{10}m }\text{-latimea} \\\\ A=1 \frac{2}{10} * \frac{9}{10}= \frac{12}{10} * \frac{9}{10}= \frac{108^~(4}{100} = \frac{27}{25}=\bold{\boxed{1 \frac{2}{25}}m^2}=\bold{1,08m^2}[/tex]