Explicación paso a paso:
hola!
[tex] {x}^{2} = {160}^{2} + {120}^{2} [/tex]
[tex] {x}^{2} = 25600 + 14400[/tex]
[tex] {x}^{2} = 40000[/tex]
[tex]x = \sqrt{40000} [/tex]
[tex]x = 200m[/tex]
espero te sirva saludos
