Answer:
5.66
Step-by-step explanation:
→ State Pythagoras' theorem
a² + b² = c²
→ Substitute in the values
4² + 4² = c²
→ Simplify
32 = c²
→ Square root both sides
√32 = c
4^2 + 4^2 = c^2
16 + 16 = c^2
32 = c^2
c= √32
c= 5.66
