Question

I'll mark u as a bran list. ​

Answer 1

Answer:

The circumference of outer circle =2πr

=2×3.14×12.5

=78.500m

radius of inner circle=12.5-8.5

=4.0m

circumference of inner circle=2πr

=2×3.14×4

=25.12m

Here is your answer.

Hope this will help you

pls mark as brainalist.

Answer 2

Answer:

mark above person as brainiest

I made mistake sorry

report my answer please

the brainly moderates will delete my answer

kindly sorry