<span>1,2,3,4,6,8,9,12,16,18,24,36,48,72,144,
</span>
Answer:
2/4. I.e multiplying both denominator and numerator by 2
Step-by-step explanation:
You can find the perimeter of a circle by using the radius.
circumference = 2

Circumference = 2

circumference = 24 pi
Since you are only trying to find half of the circle you would divide your answer by 2
24pi / 2 = 12 pi
12 pi = 37.68
The answer is B. 37.7
4 is the gif of 20, 12, and 8