Question

define the following terms:
a. centre of curvature.
b. principal axis.
c. focus.
d. Radius of curvature.

waiting for the answer please give answer I will mark as brainliest.​

Answer 1

Explanation:

In geometry, the center of curvature of a curve is found at a point that is at a distance from the curve equal to the radius of curvature lying on the normal vector. It is the point at infinity if the curvature is zero. The osculating circle to the curve is centered at the centre of

Answer 2

Explanation:

a) centre of curvature - the centre of curvature of a spherical mirror is the centre of the hollow sphere of glass of which the mirror is a part