help I dont get it and im stuck

Answer:
B) 20
Step-by-step explanation:
Don't think to hard about the answer, all the numbers and text can be distracting.
Look at only the length of both Rachel 12 and Amos 16
Now use the Pythagorean theorem to find the unknown side in this right triangle.
[tex]a^{2} +b^{2} =c^{2} \\12^{2} +16^{2} =c^{2}[/tex]
Answer:
20 km
Step-by-step explanation:
I used the Pothagarim Theorom.
Hope this Helps!
-kiniwih426
Btw, pls brainliest(if possible)