Respuesta :

Answer:

73 units

Step-by-step explanation:

I'm pretty sure

Answer:

8.5

Step-by-step explanation:

Since you have two sides you just need to use the Pythagorean theorem.

[tex]x^2+b^2=c^2\\3^2+8^2=\\9+64=73\\c^2=73\\c=\sqrt{73} \\c=8.5[/tex]