Question

3) Define concentric circle​

Answer 1

Answer:

Concentric Circles Meaning

The circles with a common center point are known as concentric circles. ... It is defined as two or more circles that have the same center point. The region between two concentric circles are of different radii is known as an annulus.

Answer 2

Concentric circles are circles with a common center. The region between two concentric circles of different radii is called an annulus. Any two circles can be made concentric by inversion by picking the inversion center as one of the limiting points.

Hope it helps you ツ