Answer:
It’s A
Step-by-step explanation:
Hey there!
Let's set up an algebraic equation to represent this problem:

In order to get rid of the squared, we need to take the square root of both sides, therefore, our answer is:

Your answer is the square root of 20.
Hope this helps!
The radius is 1.75 and the approximate circumference is 10.5 the pi circumference is 5.495 pi
The answer is k=8 (4,6/8,7/12,8)