Answer:
-85.9
Step-by-step explanation:
Answer:
y= 3/5x
Step-by-step explanation:
check the picture below.
notice, a function that is decreasing, namely have a negative slope, doesn't have to be negative.
Answer:
Diameter 16, radius 7, circumference 37.68, diameter 8
Step-by-step explanation:
Largest area will be in a circle with the largest radius. So let's find all radii.
d = 8, so r = 4;
r = 7;
circumference = 2pi*r = 37. 68, so r = 6
diameter 18, so r = 8