Hi

third side PR <26cm

Note: the sum of the lengths of two sides of a triangle must be greater than 3rd side 

Answer by richard1234(7193)   (Show Source): You can put this solution on YOUR website!
 The sum of any two sides must be longer than the third side. This means,



 

 -->  --> 





 -->  --> 





The last inequality,  is already implied as  so this doesn't limit PR.





Putting the inequalities together, we have . 

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