alleryThe boundary length of a circle has what special name?
ACircle diameter
BCircumference
CCircle radius
DCircular area
Answer & Solution
Correct answer: B. Circumference
1. The perimeter of a circle has its own name.
2. That name is the circumference.
3. Diameter and radius are lines across the circle.
_Source: Wikipedia, Perimeter (CC BY-SA 4.0, rev 1322108581), Perimeter_
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