Answer:
Step-by-step explanation:
Area = pi r^2 if 3 is the radius
pi (3)^2 = 9 pi in^2
if 3 is the diameter then radius = 1.5
pi r^2 = pi (1.5)^2 in^2
That makes no sense at all!!!
Answer:
-3.5
Step-by-step explanation:
y=mx+b
b is the y intercept
Answer:
y=15x
Step-by-step explanation:
revenue=cost of hair cut(number of haircuts)