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Momina AbdulQadir G.

asked • 06/15/18

The diameter of circle A is the same as the radius of circle B. If the sum of their circumferences is 81pi. What is the diameter of circle B?

Circumference = 2 pi r

1 Expert Answer


Philip P. answered • 06/15/18

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Momina AbdulQadir G.

Thank you sir. But the choices of this question I have been given are 12, 24, 6.....Please explain how that ans is possible. 


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