1.

A collection of points in a plane which are at a constant distance from a fixed point is called a _______.1. Ellipse2. Circle3. Parabola4. Hyperbola

Answer» Correct Answer - Option 2 : Circle

The correct answer is Circle.

  • A collection of points in a plane that are at a constant distance from a fixed point is called a Circle.

  • Ellipse:-  
    • It may be defined as the path of a point moving in a plane so that the ratio of its distances from a fixed point (the focus) and a fixed straight line (the directrix) is a constant less than one.
  • Parabola:-
    • It is a curve where any point is at an equal distance from a fixed point (the focus), and a fixed straight line (the directrix ).
  • Hyperbola:-
    • It is a plane curve generated by a point so moving that the difference of the distances from two fixed points is a constant: a curve formed by the intersection of a double right circular cone with a plane that cuts both halves of the cone.


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