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The diameter of a circle is 8 mm. What is the circumference of the circle?a.) 25 and 1/7?b.) 50 and 2/7?c.) 11/28?d.) 19 and 1/4?

1 Answer

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To answer this question we will use the following formula for the circumference of a circle:


C=diameter*\pi.

Therefore:


C=8mm*\pi.

Simplifying the above result we get:


C\approx25.13274123mm

Now, notice that:


25.13274123\approx25(1)/(7).

Answer: Option A.

User Gislef
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