alleryA circle is the set of all points in a plane equidistant from a:
AFixed pattern
BFixed point
CFixed plane
DFixed prism
Answer & Solution
Correct answer: B. Fixed point
1. The definition needs one reference object.
2. Every point of the circle is the same distance from it.
3. A circle is the set of all points in a plane that are equidistant from a fixed point.
4. So the answer is a fixed point.
_Source: syllabus Mathematics, Ch 10 'Conic Sections'_
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