A cube with volume 8 cubic centimeters is inscribed in a sph
A cube with volume 8 cubic centimeters is inscribed in a sphere so that each vertex of the cube touches the sphere.What is the length of the diameter,in centimeters,of the sphere?
A 2 B 根号6 C 2.5 D 2根号3 E 4
自己算出来了 二倍根号三