A person walks from A to B where B is 10 km east, 4 km north of A. They walk a certain distance...

[Lucas456]

 

[stapel]

View attachment 36437

Okay; you have posted the exercise. However, we cannot begin to help you until we know what you've done and where you're getting stuck.

So please re-read the "Read Before Posting" message, and reply with the requested information, starting with the definitions of any additional variables you used and whatever formulas you used/created. Thank you!

 

[Steven G]

Can you label the diagram a little more? Just add one piece of information. What is the time that it takes you to walk from A to B (in terms of x). Minimize that time.