Respuesta :

Answer:

x = 5.29150262213

x = 2√7

[tex]x=28^{1/2}[/tex]

Step-by-step explanation:

x² + 6² = 8²

x² + 36 = 64

x² + 36 - 36 = 64 - 36

x² = 28

√x² = √28

x = 5.29150262213