The locus of a point equidistant from two concentric circles is
Describe the locus for questions 1 to 13 given below:
the locus of points inside a circle and equidistant from two fixed points on the circumference of the circle.
The locus of a point which is equidistant from two concentric circles is the ___ concentric with the given circles.
A locus of points which is equidistant from three non-collinear points is the ___ centre of the circle through the given points.