perplexus.info :: Shapes : A Tighter Fit

A Tighter Fit (Posted on 2004-07-29)

A 10x10 square can obviously hold 100 unit circles (diameter=1) when arranged in rows and columns. What is the maximum number of non-overlapping unit circles a 10x10 square can hold if the circles are packed closer together?

See The Solution Submitted by Brian Smith

Rating: 2.0000 (4 votes)

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Solution

| Comment 17 of 20 |

Did it mathematically then proved it with coins. The answer I got is 114 (6 rows of 10 and 5 rows of 9).

Posted by Missy on 2004-08-26 14:30:50

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