Answer:
4√2
Step-by-step explanation:
Pythagoras states that:
c² = 4² + 4²
so c² = 2·4²
so c = √(2·4²) = 4√2
[tex]2\sqrt{2}[/tex]
a² + b² = c²
2² + 2² = 8
[tex]\sqrt{8}[/tex] = [tex]2\sqrt{2}[/tex]
