Respuesta :

The value of the missing side is 6.56 km

Step-by-step explanation:

With the Pythagoras theorem,

a² + b² = c²

We have a=2 km b= 1.6 Km

c^2=2^2+1.6^2

c^2=4+2.56

c^2=6.56

The value of the missing side is 6.56 km