Answer:
Figure B
Step-by-step explanation:
A regular polygon has to have all sides and angles congruent. Figure B looks closest to having all segments congruent and if all segments are congruent, all the interior angles are automatically congruent too. It appears to be a regular pentagon.
2:1
The perimeter of the first is twice as large as the 2nd
the answer is:
42.5
......
i commented the explanation in my answer