Respuesta :

Answer:

x = [tex]\sqrt{53}[/tex]

Step-by-step explanation:

[tex]a^{2}[/tex] = [tex]b^{2}[/tex] + [tex]c^{2}[/tex]

[tex]x^{2}[/tex] = 7² + 2²

[tex]x^{2}[/tex] = 49 + 4

[tex]x^{2}[/tex] = 53

[tex]x[/tex] = [tex]\sqrt{53}[/tex]