- #1

- 307

- 0

A smaller (of course!) circle tangent to the above

circle and 2 sides of the square is inscribed in

one of the corners of the square.

What is the diameter of this circle?

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- #1

- 307

- 0

A smaller (of course!) circle tangent to the above

circle and 2 sides of the square is inscribed in

one of the corners of the square.

What is the diameter of this circle?

- #2

- 239

- 0

$20(\sqrt2-1)$, easy.

- #3

- 307

- 0

No.

Not as easy as it appears...

diameter = 40(3-2√2) = ~6.86

- #4

- 239

- 0

You’re right. I overlooked the teeny bit in the extreme corner.

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