Answer:
22965.9
Step-by-step explanation:
multiply the length value by 3281
Answer:
The exact area of the annulus (ring) made by the two circle is 
Step-by-step explanation:
Given:
Let the radius of outer circle i.e CA be 
Let the radius of inner circle i.e CB be 
The diagram is given below as attachment.

Substituting the values we get

19000 is the answer because i think it is looks it up idk sorry
The answer is in the picture I’ll send u a link here phs.dcsdk12.org the answer is in there good luck!