Respuesta :
Answer: 560 mm²
Step-by-step explanation:
Note that 1 cm = 10 mm
Given: 5.6 cm²
= 5.6 cm· cm
[tex]=5.6\ cm \cdot cm\times \dfrac{10\ mm}{1\ cm}\times \dfrac{10\ mm}{1\ cm}\quad[/tex]
[tex]=560\ mm\cdot mm\\[/tex]
[tex]=\large\boxed{560\ mm^2}[/tex]