Difference between revisions of "Mock AIME 3 Pre 2005 Problems/Problem 1"
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− | + | ==Problem== | |
+ | Three circles are mutually externally tangent. Two of the circles have radii <math>3</math> and <math>7</math>. If the area of the triangle formed by connecting their centers is <math>84</math>, then the area of the third circle is <math>k\pi</math> for some integer <math>k</math>. Determine <math>k</math>. | ||
+ | |||
+ | ==Solution== | ||
+ | {{solution}} | ||
+ | |||
+ | ==See also== |
Revision as of 07:28, 14 February 2008
Problem
Three circles are mutually externally tangent. Two of the circles have radii and . If the area of the triangle formed by connecting their centers is , then the area of the third circle is for some integer . Determine .
Solution
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