Answer:
32
Step-by-step explanation:
[tex]a^{2} +b^{2}=c^{2}[/tex]
[tex]2^{2} +b^{2} = 6^{2}[/tex]
4 + [tex]b^{2}[/tex] = 36
[tex]b^{2}[/tex] = 32
b =[tex]\sqrt{32}[/tex]
