I have attached the correct answer. Brainliest will be much appreciated!
Answer:
the sea line
I am guessing
Step-by-step explanation:
Answer:

Step-by-step explanation:
we know that
The area of the figure is equal to the area of rectangle plus the area of semicircle
step 1
Find the area of rectangle
The area of rectangle is equal to

where

substitute

step 2
Find the area of semicircle
The area of semicircle is equal to

we have
---> the radius is half the diameter

substitute


step 3
Find the area of the figure

97 Rounded to the nearest tenth would be 100
Answer:
Step-by-step explanation:
f(1)=-11
f(n)=f(1)+d(n-1)
so d=22
f(n)=f(n-1)+22