Question

show that the points (3,2,2),(-1,3,3),(0,5,6),(2,1,2) lie on a sphere whose centre is (1,3,4) find the radius
pls answer this question with full explanation

Answer 1

Use property of a sphere : " Every point on the sphere is equi-distant from the centre of the spehere. Find the distance between each point given and the centre . If you get the same value for everyone , then it is a sphere . The radius is the distance value that you get .