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The circumference of a circle is 31.4 miles. what is the circle's diameter? c=31.4 mi

The circumference of a circle is 31.4 miles. what is the circle's diameter? c=31.4 mi
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The circumference of a circle is 31.4 miles. what is the circle's diameter? c=31.4 mi

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User KevinMo
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1 Answer

4 votes
Circumference = 31.4 miles


2 \pi r = 31.4


2* 3.14 * r = 31.4


2r = (31.4)/(3.14)

2r = 10

r = 5

Hence, diameter = 2r = 2 * 5 = 10
answered
User Kazuya
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7.5k points
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