Respuesta :

bhagyasanduni028

Answer:

[tex]x = 3 \sqrt{2} [/tex]

Step-by-step explanation:

[tex]x \cos(45) = 3 \\ x \times \frac{1} { \sqrt{2} } = 3 \\ x = 3 \sqrt{2 } \\ x = 4.24[/tex]

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