Answer:
sln
f(x) =-12+5x+15
x=9
f(9)=-12+5x9+15
f(9)=-12+45+15
f(9)=-12+60
f(9)=48
g=22
Step-by-step explanation:
44/2=22
Diameter = 2x Radius
Radius = 1/2 Diameter
A. 28
B. 1 min
C. 2 mins
