Question

The distance between the centre of curyature and
the pole of the mirror is called what?​

Answer 1

ᕚ( คภรฬєг )ᕘ

The distance from the pole to the center of curvature is called (no surprise, I hope) the radius of curvature (r). The distance from the pole to the focal point is called the focal length (f). The focal length of a spherical mirror is then approximately half its radius of curvature.