Difference between revisions of "2005 AIME II Problems/Problem 8"
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+ | *[[2005 AIME II Problems/Problem 7| Previous problem]] | ||
+ | *[[2005 AIME II Problems/Problem 9| Next problem]] | ||
*[[2005 AIME II Problems]] | *[[2005 AIME II Problems]] | ||
[[Category:Intermediate Geometry Problems]] | [[Category:Intermediate Geometry Problems]] |
Revision as of 19:58, 7 September 2006
Problem
Circles and are externally tangent, and they are both internally tangent to circle The radii of and are 4 and 10, respectively, and the centers of the three circles are all collinear. A chord of is also a common external tangent of and Given that the length of the chord is where and are positive integers, and are relatively prime, and is not divisible by the square of any prime, find
Solution
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