Flashcard 11 - Mathematics: Geometric and Spatial Reasoning Flashcard Set for the TSIA2

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The correct answer is:

circumference


Explanation:

The perimeter of a circle is known as its circumference. It is the linear distance around a circle. The formula for the circumference is \(C=2\pi r\), where \(C\) is the circumference and \(r\) is the radius of the circle.

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