Copyright © University of Cambridge. All rights reserved.

'U in a Pentagon' printed from https://nrich.maths.org/

Show menu


Pentagon


The diagram shows a regular pentagon $PQRST$. 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.
You can find more short problems, arranged by curriculum topic, in our short problems collection.