Please reread your question. I have no idea what you are asking here
Hello it should be 220ft not 220f!
Slope or gradient is vertical rise divided by horizontal rise
80ft/220ft = 4/11
Answer:
y=1/2*(x-4)^2+13
Step-by-step explanation:
Https://www.dropbox.com/s/teq5uhme9jpwma0/Screenshot%202016-10-18%2008.24.17.png?dl=0