yvegasu3tt4s yvegasu3tt4s

03-08-2016
Mathematics

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in a circle, how many times longer is the circumference c than the diameter d?

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dalendrk dalendrk

08-08-2016

The circumference of the circle: [tex]C=2\pi r[/tex]

The diameter: [tex]d=2r[/tex]

[tex]\dfrac{C}{d}=\dfrac{2\pi r}{2r}=\pi[/tex]

Answer: The circumference of the circle is π times longer than the diameter.

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