Answer:
in the pics
Step-by-step explanation:
In case you are wondering, I used the pythagorean theorem. If you want to learn how to use it I suggest you google it, there are plenty of sites that explain how to use it.
If you have any questions about the way I solved it, don't hesitate to ask me in the comments below :)
In this problem, represents the sea level. Since Dominic is
feet below the surface (sea level), his current location is at
feet.
The same concept can be applied to Karen, who is at feet.
We need to find who is lower, or farther below . This means the answer is
.
Answer: 9 or 8.6