Answer:
D
Step-by-step explanation:
You can already knock out the first two because you cant have negative feet. If you line the vertex (1) with the parabola, you can see that the vertex lines up with 16. You round that up and your answer should be 20
the outside fence has a 64 feet perimeter
7 and one-half feet squared
3 x 2.5 = 7.5
........... .........
