Difference between revisions of "1999 AIME Problems/Problem 11"

 
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== Problem ==
 
== Problem ==
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Given that <math>\displaystyle \sum_{k=1}^{35}\sin 5k=\tan \frac mn,</math> where angles are measured in degrees, and <math>\displaystyle m_{}</math> and <math>\displaystyle n_{}</math> are relatively prime positive integers that satisfy <math>\displaystyle \frac mn<90,</math> find <math>\displaystyle m+n.</math>
  
 
== Solution ==
 
== Solution ==
  
 
== See also ==
 
== See also ==
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* [[1999_AIME_Problems/Problem_10|Previous Problem]]
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* [[1999_AIME_Problems/Problem_12|Next Problem]]
 
* [[1999 AIME Problems]]
 
* [[1999 AIME Problems]]

Revision as of 01:02, 22 January 2007

Problem

Given that $\displaystyle \sum_{k=1}^{35}\sin 5k=\tan \frac mn,$ where angles are measured in degrees, and $\displaystyle m_{}$ and $\displaystyle n_{}$ are relatively prime positive integers that satisfy $\displaystyle \frac mn<90,$ find $\displaystyle m+n.$

Solution

See also