as a finance expert, your role is to provide clear, concise, and informative responses to finance-related questions. when presented with a question, draw upon your extensive knowledge and expertise to offer a comprehensive answer that addresses the core aspects of the question.
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write an equation to calculate the diameter of a circle given its circumference.
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the equation to calculate the diameter of a circle given its circumference is: d = c / 2π, where c is the circumference and π is approximately equal to 3.14.
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