How can I understand geometry in order to solve the following?

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Oct 31st, 2015

Thank you for the opportunity to help you with your question!

Circumference of a circle is found by Pi * d

d is the diameter=2r

3.14 * 2r=Circumference

6.28r=32

r=5.09

=5.1 in

The answer is D.


Please let me know if you need any clarification. I'm always happy to answer your questions.
Oct 31st, 2015

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