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Answer :

Malmasri25go

Answer:

Step-by-step explanation:

by Pythagoras theorem ,  

h^2 = p^2 + b^2  

11^2 = p^2 + 8^2  

p^2 = 121 - 64 = 57  

p =√57 = 7.54cm.

(hope this helps can i plz have brainlist :D hehe)

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