perplexus.info :: Geometry : Circle Square

Circle Square (Posted on 2004-01-13)

In a square of side 4, I pack 4 circles of unit radius.

What's the largest circle I can fit into the center (such that it doesn't overlap the other circles)?

See The Solution Submitted by SilverKnight

Rating: 2.3750 (8 votes)

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that's correct charlie

| Comment 7 of 15 |

through creation of imaginary lines you can form a square in the middle so r= √2-1

Posted by joel on 2004-01-19 02:22:06

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