Answer:
3962.96 is the radius
Step-by-step explanation:
r=C
2π=24900
2·π≈3962.95808
Hope this helps. I'm really sorry. We all struggling out here. We can do it!!
9
It is 9 because 9 is the only number that multiplied by itself is 81.
-0.0625
-0.25
1
-4
16