Area of a circle = πr²
Radius = 18/2 = 9
A = (3.14)(9)²
A = 254.34
Hope this helps :)
Answer:
You need to have a labotomy sir
Step-by-step explanation:
So...lets first think about what the word means to actually determine its synonyms.
Subvert :- To overthrow, or take down
Since this refers to an action that is upsetting, that would best fit the synonym.
Answer; To upset
The given sequence is:

a(2)=1
a(3)=3
a(4)=9
We are to find the average rate of change between n=3 and n=4 for the given function.
Average rate of change =

So the average rate of change for the given function from n = 3 to n = 4 is 6