Question

what characteristics of two and three dimensional devices did you note​

Answer 1

Answer:

A two-dimensional device has length and width. The product of length and width gives the area of the object. e.g. Map is a two - dimensional device. A three-dimensional object has length, width, and height (thickness).

Answer 2

A circle is a shape consisting of all points in a plane that are at a given distance from a given point, the centre; equivalently it is the curve traced out by a point that moves in a plane so that its distance from a given point is constant.