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A circular garden has a diameter of 3 m. What length fencing is needed to go around its edge?

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Answer:

Explanation:

You are looking for the perimeter of this circle, which is also the circumference. The circumference of a circle has a formula that is:

C = 2πr or C = πd

Since we are give the diameter, let's just use that formula.

C = π(3) or C = 3(3.1415) so C = 9.425 m

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