Answer:
39.95
Step-by-step explanation:
≈39.95
A Area
127
d
r
C
A
Using the formulas
A=πr2
C=2πr
Solving forC
C=2πA=2·π·127≈39.94908
I would say that the answer is B
The scale factor is the ratio of corresponding sides, image to original, so
scale factor = = = → C