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34 votes
The circumference of a circle is 47.1 feet. What is the diameter of the circle?

User Thats
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1 Answer

23 votes
23 votes

The circunference is given by the next formula:


C=\pi\cdot d

d is the diameter.

Then, you can solve the equation for d:


d=(C)/(\pi)

Then, for the given circle:

C=47.1ft


d=(47.1ft)/(\pi)\approx15ftThe diameter is approximately 15ft
User Jeff West
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