What is the area of a circle with a circumference of 8(pi) inches?
2 Answers
Oct 1, 2015
We first find the radius from
Explanation:
Now the area is:
Oct 1, 2015
Area
Explanation:
Defining:
The key formulas are:
[1]
[2]
[3]
Given
from [1] we have:
[4]
from [2] and [4] we have:
[5]
from [3] and [5] we have
[6]