Answer
AC$\approx$13.9
Work Step by Step
2BE=DB
2BE=8
BE=4
BE$^2$+AE$^2$=AB$^2$
AE$^2$=64-16
AE=$\sqrt {48}$
AC=2AE
AC=2$\sqrt {48}$
AC$\approx$13.9
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