The circumference.
radius Additional answer Actually, the radius is the line that joins the centre to the circumference. The line that compasses draw to trace a circle is just that, a circle.
The possessive form of compass is compass's.
The plural possessive for compasses is compasses'.
Compasses is the plural form of compass.
The plural form of the noun compass is compasses.The plural possessive form is compasses'.Example: The compasses' cases are made of brass.
An astroid is a hypocycloid with four cusps - a particular form of plane curve traced from a fixed point on a circle.
A circle.
The plural of compass is compasses, and the plural posessive is compasses'(referring to more than one compass).
Join the centre of the circle O and the point A .Extend it to both sides to form a line.This is the required locus
Compass
All points in a plane that are equidistant from a given point form a circle. The center of the circle is the given point, and the radius is the constant distance from the center to any point on the circle. Thus, every point on this circle maintains the same distance from the center point.
A circle or a sphere would seem to fit the given conditions