27 I think or something close to that hope that helps
Definitely Graph C.
The dots are aligned correctly to the line better than the other graphs.
Use the std eqn of a circle with center at (h,k) and radius r:
(x-0)^2 + (y+2)^2 = 9^2, or just x^2 + (y+2)^2 = 9^2.
Answer:
45 minutes
Step-by-step explanation:
Distance needed to be covered = 10,000-550= 9,450
Speed= 210ft/min
time: 9450/210= 45 mins