Answer:
Area of the circle=
Step-by-step explanation:
Area of a circle=
For radius(r)=8 km
The area of the circle is :
=
As:

Area of the circle:

The Area of the circle with the radius of
is 
Answer: Approximately 79 Percent
Step-by-step explanation:
The confidence level used in this estimation is approximately 79 percent.
I know how to but i don't know how to reply with a picture
Answer: 22.4
Step-by-step explanation:
32.6 - 10.2 = 22.4