Respuesta :

any answer choices to choose from so i can help??

[tex]a^{2}+b^{2}=c^{2}[/tex] So you plug in the numbers:

[tex]a^{2}+8^{2}=10^{2}[/tex]
and solve for a:
[tex]a^{2}=36[/tex]
[tex]a=\sqrt{36}[/tex}
[tex]a=6[/tex]