Question

The radius of a circle is
(x − 11)
ft. Find the area of the circle in terms of the variable x. Leave the answer in terms of π.
______________ft2

Answer 1

replace
\[r\] in
\[\pi r^2\] with
\[(x-11)\]

Answer 2

I have never done this so please break it down for me

Answer 3

area=pi x r²
\[A=(x²-22+121)\times \pi\]

Answer 4

I don't understand