Answer:
x=37mm
Step-by-step explanation:
Pythagorean theorem:-
[tex]x^2=\sqrt{(13^2-5^2)}^2+(35)^2[/tex]
[tex]x^2=12^2+35^2[/tex]
[tex]x^2=144+1225[/tex]
[tex]\sqrt{x^2}=\sqrt{1369}[/tex]
[tex]x=37[/tex]
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Hope this helps!
