The answer is (-7, -12).
Attached is the graph to show the answer.
QUINTIC MEANS THAT THE HIGHEST DEGREE IS 5 and a trinomial has 3 terms
So it is d
Just remember that 100% = 1.00 !
y = .78x
y = 108.5x
y = .946x
Y=kx so 3 would be the constant
Since the perimeter of said hexagon is 120√3, we simply multiply this number by 10 and divide it by 2.
1200√3/2 = 600√3