AllyChance2842 AllyChance2842 19-08-2022 Mathematics contestada Two spheres, one with radius 7 and one with radius 4, are tangent to each other. If P is any point on one sphere and Q is any point on the other sphere, what is the maximum possible length of PQ ? (A) 7 (B) 11 (C) 14 (D) 18 (E) 22