Which best defines a circle?

A.
The set of all points that are the same distance from a given point called the center.

B.
A line segment joining the center to a point on the circumference.

C.
A line segment joining two points on a curve.

D.

A line segment joining two points on the circumference that passes through the center.

Question

Which best defines a circle?  
 
 

 
 

  

  A. 
  The set of all points that are the same distance from a given point called the center.   
   

 
 

  

  B. 
  A line segment joining the center to a point on the circumference.   
   

 
 

  

  C. 
  A line segment joining two points on a curve.   
   

 
 

  

  D. 
 
A line segment joining two points on the circumference that passes through the center.

rebeccaxhawaii · Answer

circle : a round plane figure whose boundary (the circumference) consists of points equidistant from a fixed point (the center)

anonymous · Answer

its a

anonymous · Answer

so the answer is A because its saying a point in the center and if you go out a certain distance all around it will be a circle

zarkon · Answer

a is the best but it is not a good definition

zarkon · Answer

A circle is 

The set of all points $\color{red} {\text{in a plane}}$ that are the same distance from a given point called the center.