Just substitue
for
in the expression.



Answer:
3
Step-by-step explanation:
<span>C) appeasement from what it says i dunno though i just think so >.> good luck!</span>
The complete question is: Henry knows that the circumference of a circle is
18π inches. What is the area of the circle?
Solution:Circumference (C) of the circle can be written as:

Using this value of radius, we can find the Area(A) of the circle.
Therefore, area of the circle having a circumference of 18π inches will be 81π inches²