Simple grade 8 Pythagoras Theorem problem

[blooperkin]

Hi, I have learnt pythagoras theorem in school and I am given this assignment (attached). Can someone help? It is best to keep to basic methods because I have not learnt much yet :|


Thanks a lot for your time!

 

[pappus]

Hi, I have learnt pythagoras theorem in school and I am given this assignment (attached). Can someone help? It is best to keep to basic methods because I have not learnt much yet :|

Hello,

you cann't solve this problem without any given length, so I assume that the text of the problem isn't complete.