In exponents it could be 3130.51114^2, 213.998224 and 55.95097086
Happy to Help!
The circumference of a circle is equal to the diameter times pi. So, let's look at what happens if you double the radius of a circle -- say from 2 to 4. The area will go from 12.56 to 50.24. This means that it has quadrupled.
Answer:
4
Step-by-step explanation:
BRAINLIEST