How do you find the diameter of a circle when given the circumference?
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Answer

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Step 1

where $C$ is the circumference, $r$ is the radius, $d$ is the diameter, and $\pi$ is a mathematical constant approximately equal to 3.14159.
Recall the formula for the circumference of a circle:

Step 2

d = \frac{C}{\pi}

Final Answer

The diameter of a circle can be found using the formula d = \frac{C}{\pi}, where $C$ is the circumference of the circle.