moeshawilliamss moeshawilliamss

12-02-2018
Mathematics

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Find the radius of a circle given that the circumference is 75.4 cm .

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TheAakash TheAakash

12-02-2018

The circumference of a circle is given by:
[tex]C = 2 \pi r[/tex]

We can solve for r:
[tex]r = \frac{C}{2 \pi } [/tex]

Plug in given values:
[tex]r = \frac{75.4}{2 \pi } [/tex]

Plug it into a calculator to get:
[tex]r = 12[/tex]

So, your answer is: r = 12cm.

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