Why did you delete my answer
Answer:
Yes, because if you substitute 10 for r in the equation and simplify, you find that the equation is true.
Step-by-step explanation:

You have to go through your x-axis and up or down you y-axis and then determine if the end point are on the right plot form
Answer:
8800m
Step-by-step explanation:
difference between 8500 and -300 is 8800m