Answer:
See below.
Step-by-step explanation:
The circumference of a circle is 
We know that the radius is 2 meters, so:

meters.
You determine whether the parabola opens upward, with a positive x^2. It opens downward with a negative x^2.
f(x) is a maximum
g(x) is a minimum
Answer:
1/2
Step-by-step explanation:
3/6 = 1/2