Answer:
Option C
Step-by-step explanation:
Circumference of a circle is:

r - radius
We are given the radius of 3 inches.

Option C should be the correct answer.
Hope this helps!
Answer:
rest of the question?
Step-by-step explanation:
I cant see the location of the star can u please take another picture of the question
The area of circle can be found using the formula πr² and since we know that semi circle is half the circle so its formula will be 1/2πr².
First we will find the radius.
20/2 = 10
Radius is 10.
A = 1/2(3.14)(10)²
A = 157
Hope this helps :)
Answer:
8,666.30
Step-by-step explanation: