Art of Problem Solving

2012 AIME II Problems/Problem 13: Difference between revisions

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== Solution ==
== Solution ==
 
{{solution}}
== See also ==
== See Also ==
{{AIME box|year=2012|n=II|num-b=12|num-a=14}}
{{AIME box|year=2012|n=II|num-b=12|num-a=14}}

Revision as of 14:45, 3 April 2012

Problem 13

Equilateral $\triangle ABC$ has side length $\sqrt{111}$. There are four distinct triangles $AD_1E_1$, $AD_1E_2$, $AD_2E_3$, and $AD_2E_4$, each congruent to $\triangle ABC$, with $BD_1 = BD_2 = \sqrt{11}$. Find $\sum_{k=1}^4(CE_k)^2$.


Solution

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See Also

2012 AIME II (ProblemsAnswer KeyResources)
Preceded by
Problem 12
Followed by
Problem 14
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
All AIME Problems and Solutions