Three circles of different radii are tangent to each other.
A triangle is formed by connecting the centers of the three circles.

Determine the ratio of the perimeter of the triangle to the sum of the circumferences of the circles.






Solution to the Problem:



Correctly solved by:

1. James Alarie Flint, Michigan
2. Chad Fore Gate City, Virginia
3. Bijan Banihashemi Tehran, Iran
4. Garrett Moretti Mountain View High School,
Mountain View, Wyoming