malaakAlsalmi22 malaakAlsalmi22

21-03-2021
Mathematics

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A caircular fountian has a circumference of 21 feet. Which expression can be used to find the diameter of the fountian in feet?

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notdoamatto notdoamatto

21-03-2021

Answer: [tex]21 = 2\pi r[/tex]

Step-by-step explanation:

To find the circumference of a circle, you can use [tex]2\pi r[/tex]. You can set this equal to 21 (feet). The equation to solve at this point would be [tex]21=2\pi r[/tex].

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