Respuesta :

a = 3, b = 6[tex]a^2 + b^2 = c^2 \\ 3^2 + 6^2 = c^2 \\ c^2 = 9 + 36 = 45 \\ c = \sqrt{45} [/tex]The last is exact in un-simpified form[tex]c = \sqrt{45} = \sqrt{9} * \sqrt{5} = 3 \sqrt{5} [/tex]Simplified radical form
[tex]3 \sqrt{5} = 6.71[/tex]