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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Puzzle answer

Comment 19 of 19 |

The required area of the shape in the center is:

( V3 - pi/2) * r^2

*** I'll try my best to come up with an Aanalytical solution of my own.

Posted by K Sengupta on 2022-07-02 08:42:20

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