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'Weekly Problem 18 - 2008' printed from http://nrich.maths.org/

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Pentagon


The diagram shows a regular pentagon $PGRST$. The lines $QS$ and $RT$ meet at $U$. What is the size of angle $PUR$?

 

 

 

 

 

If you liked this question, here is an NRICH task which challenges you to use similar mathematical ideas.

 

 

This problem is taken from the UKMT Mathematical Challenges.

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