Question

Can someone answer it please I really need help please I need it right now I was so frustrating please help and please show work

Answer 1

2 1/4 yards above sea level

Explanation:

The midpoint elevation is the average of the endpoint elevations, their sum divided by 2. When elevation is below sea level, it is represented by a negative number.

(17 3/4 - 13 1/4)/2 = (4 2/4)/2 = 2 1/4 . . . yards above sea level