Olivia wrapped a string around a circle and found it was 30 mm long. Approximately, what is the radius of this circle A. r= 4.77mm
B. r= 7.5mm
C= r= 9.55
D= r= 15mm

Which quadratic function best fits this data? x y 1 32 2 78 3 178 4 326 5 390 6 337 a. y=11.41x2+154.42x−143.9 b. y=−11.41x2+154.42x−143.9 c. y=11.41x2+154.42x+143.9 d. y=−11.41x2+154.42x+143.9

Look at the following graph of the given equation. determine whether the equation is a function. explain why or why not.

If a sprinkler waters 1 over 12 of a lawn in 1 over 2 hour, how much time will it take to water the entire lawn? (5 points) 10 hours 6 hours 1 over 6 hour 7 over 12 hour