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A circle with a radius of 0.5 is inscribed within a 1-by-1 square. A smaller circle is inscribed in the corner such that it is tangent to two adjacent sides of the square and the larger circle. What is the radius of this smaller circle?

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I can give you the answer but I cant draw a diagram
so I cant give you the method. Its done by similar triangles
I got radius = 0.0732
User Tmanthey
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