Answer: He cannot see a ship that is 4.5 miles away.
Step-by-step explanation:
Since we have given that

Here, h is the eye level above the water
d is the distance away.
If h = 12 feet
We will get :

Hence, it is 10.39 feet away when eye level is 12 feet above the water.
Therefore , he cannot see a ship that is 4.5 miles away.
Answer:
x=14
Step-by-step explanation:
there is a picture to help you foe the explanation
Answer:
y = 2x + 1
Step-by-step explanation:
formula for equation of graph:

substitute m = 2 and c = 1 into the equation

Answer:
23.8 i think
Step-by-step explanation: