How to convert Pi to a numerical answer.

Question:How to convert Pi to a numerical answer.

Posted: Richard Poor 15 Product: Maple

February 07 2018

I am trying to solve the function

f := sqrt(1-x²)
L := int(sqrt(1+(diff(f(x), x))²), x = 0 .. 5)

Maple is returning an answer with Pi: (1/2)*Pi+I*ln(5+2*sqrt(6))

How do I convert this into a numerical format?

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