Mathematics, 05.05.2020 23:18, keke6361
What is the difference between the circumference of the outer circle and the circumference of the inner circle? Leave your answer in terms of π.
Diameter is 9m and the outer part of the circle is 2m
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Answers: 3
![=\pi (6.5)^2-\pi (4.5)^2=\pi\left [ (6.5)^2-(4.5)^2 \right ]=\pi\left ( 42.25-20.25 \right )=22\pi](/tpl/images/0643/6667/8d5fb.png)
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