Answer:
D is the correct answer
Step-by-step explanation:
Not all rectangles are squares.
Dr. Newton needs 5000 dollars, and 3000 dollars have already been saved. So, 2000 dollars remain.
If these 2000 dollars must be saved withint 8 months, we can divide the amount needed by the time given, to find out that Dr Newton needs to save

dollars each month.
Answer: The answer is (2)
Just evaluate the functions with the values of the figure
The area of the dock is 20ft