The angle is going to be a 65° angle
Answer:
t = 5
Step-by-step explanation:

Subtract 19 from 39
Divide by 4
In this big ol' word problem, this is just an instance of basic multiplication/division.
If it takes it 1 hour for 3 meters...
12 ÷ 3 = 4.
It would take 4 hours for the water level to change to 12 meters.
The answer is 128. Therefore it’s C.