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[tex]\begin{gathered} \text{ 2}\frac{3}{4}\cdot\text{ 1}\frac{1}{3}\text{ = }\frac{8\text{ + 3}}{4}\cdot\text{ }\frac{3\text{ + 1}}{3}\text{ } \\ \text{ = }\frac{11}{4}\cdot\text{ }\frac{4}{3} \\ \text{ = }\frac{44}{12} \\ \text{ = 3 }\frac{8}{12} \\ \text{ = 3}\frac{4}{6}\text{ or} \\ \text{ = 3}\frac{2}{3}km^2 \end{gathered}[/tex]The answer is the last line.
