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OpenStudy (anonymous):
The circle formed by the blades of a fan has a circumference of 81 5/7inches. What is its diameter? Use 22/ 7 for pie
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OpenStudy (mertsj):
The circumference of a circle is: C= pi(diameter) Replace C with 81 5/7, replace pi with 22/7 and solve for d
OpenStudy (anonymous):
dont get it
OpenStudy (mertsj):
Did you substitute as I indicated?
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