Respuesta :

Answer:

Step-by-step explanation:

2 east -7 w= 5 west and 4 north

Now apply the pythagorean theorem.

a^2+b^2=c^2

5^2+4^2=c^2

 25+14=c 2

38 = c 2

sqrt (39) =c

c=6.244 Km