A circle has a diameter of 32 units. What is the area of the circle to the nearest hundredth of a square

Look at attachment. has all info needed. need

Consider the functions below. function 1 function 2 function 3 select the statement which is true about the functions over the interval [1, 2] a b function 3 has the highest average rate of change function 2 and function 3 have the same average rate of change. function and function 3 have the same average rate of change function 2 has the lowest average rate of change d.

Is this a polynomial function? i need to know asap