The original angle id 90 degrees so subtract the 45 degrees.
Answer: 45 degrees
5028ft distance in the altitude between the top and bottom
Answer:
25/6
Step-by-step explanation:
Answer:

Step-by-step explanation:
we have

where
t is the time in seconds
h is the dolphin's height in feet
we know that
When the dolphin return to the water the value of h(t) is equal to zero
so
For h(t)=0


Simplify



see the attached figure to better understand the problem