Respuesta :

[tex]\bf \textit{area of a square}\\\\ A=s^2~~ \begin{cases} s=sides's\\ \qquad length\\[-0.5em] \hrulefill\\ A=105 \end{cases}\implies 105=s^2\implies \sqrt{105}=s\implies 10.2469508\approx s[/tex]

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