Chat with our AI personalities
A point is not a circle. A point has no dimensions, it is a single, exact location in space. A circle is defined as the set of all points equidistant from some central point.
Exact area of the circle: 9*pi inches
Exact area of the circle: 9*pi inches
the exact location on the end of a ray is the endpoint
Focal/film plane symbol on a 35mm camera It marks the exact location of the film in relation to the body of the SLR camera if one needs exact focal lengths.