Find the value of x. Write your answer in simplest form.

Answer:
Step-by-step explanation:
We can name the triangle as ABC
By using pythagoras theorem,
AC^2 = AB^2 + BC^2
(8√2)^2 = x^2 + x^2
128 = 2x^2
x^2 = 128/2
x^2 = 64
x = √64
x = 8
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