Amelia hikes 12 miles due east and then 5 miles due north what is the shortest distance in miles back to where she began

13 I believe

Step-by-step explanation:

This is just pythagorean theorem i'm pretty sure, so A squared + B squared = C squared. Relating to the question it would be 12 squared (144) + 5 squared (25) which equals 169 but you have to square root 169 to get the actual number, and the square root of 169 is 13