Respuesta :

[tex]16. \: x = \sqrt{ {8}^{2} - {9}^{2} } = \sqrt{64 - 81} = \sqrt{ - 17}\Rightarrow There's \: no \: x \: that \: meets \: the \: requirements\\ 17. \: x = \sqrt{ {8}^{2} + {13}^{2} } = \sqrt{64 +169 } = \sqrt{233} \approx15.2643[/tex]

Answer:for 16 x=8 for 17 x=10 or 9