# What is the diameter of a circle whose circumference is 5?

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Jim G.
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Mar 23, 2018

#### Answer:

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#"the circumference (C) of a circle is"#

#•color(white)(x)C=pidlarrcolor(blue)"d is the diameter"#

#"here "C=5#

#rArrpid=5#

#"divide both sides by "pi#

#(cancel(pi) d)/cancel(pi)=5/pi#

#rArrd=5/pi~~1.59" to 2 dec. places"#

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Nammi
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Mar 23, 2018

#### Answer:

The diameter is

#### Explanation:

The diameter of a circle is twice its radius.

We can find the radius of the circle by the equation

Now, just plug it in as

Since the diameter is twice the radius,

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