A sphere has diameter [PQ]

MATHEMATICS · Multi-part · CBSE · Mathematics · Introduction to Three-Dimensional Geometry · Introduction to Three-Dimensional Geometry

Problem

A sphere has diameter [PQ], where P is

(4, -2, 3)

and Q is

(-6, 2, -5)

. (a) Find the coordinates of the centre of the sphere. (b) Find the radius of the sphere. (c) Hence find the volume and surface area of the sphere.