perplexus.info :: Shapes : Circular Fun

Circular Fun (Posted on 2005-07-28)

When you draw three circles of radius r such that all three are externally tangent, what is the area of the shape in the center in terms of r?

See The Solution Submitted by Justin

Rating: 3.2857 (7 votes)

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"externally tangent"=?

| Comment 7 of 19 |

Confused me. I would have worded the problem, "What is the area of the inner triangle-like region formed when three circles are placed tightly together?"

Posted by Jason Taylor on 2005-07-30 03:07:20

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