$5000 I think should be right
The answer is the second option, <ACE = <ECA.
This is because C is in the middle of both, so it's referring to the same angle. The other options are all comparing different angles, that aren't congruent, so they're incorrect.
Answer:
Step-by-step explanation:
The answer would me -975 :)
I believe it would be 6 due to the radius being a half of the actual circumfrence