I'm pretty sure its A but it could be B
Answer:
The answer to your question is: (2a - 1) / 4
Step-by-step explanation:




The answer is c.
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Answer:
Może być odpowiedź c ja ne wiem
132 in
Step-by-step explanation:
- Take the total radius = 18+3 = 21= R (say)
- Simply use the formula for the circumference i.e. 2*pi*R
- 2*22/7*21= 132