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Square 1 is inscribed in circle 1 and then another circle 2 is inscri

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Square 1 is inscribed in circle 1 and then another circle 2 is inscri [#permalink]
I have a doubt, according to the statement, the R1 = 50, and the question is to find diameter of the minor circle. But drawing I find that R1 is the hypotenuse of the r2, and they form a rectangle triangle with 45°. So r2 = 25√2.

Then d2 = 50√2

I'M WRONG?
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Re: Square 1 is inscribed in circle 1 and then another circle 2 is inscri [#permalink]