Answer:
B - 5.6
Step-by-step explanation:
dhddhhdhdhdhhdux8isiwowkeknrbdbbxbx
5^2 +x^2 = 13^2
25 + x^2 = 169
x^2 = 144
x = sqrt(144) = 12
they run west for 12 KM
12+5 = 17 total km