Question

Pls help me. sir

15. What is the radius of the largest sphere that can be
placed inside a cube of volume 64?
(A) 6√2
(B) 8
(C) 4
(D) 2√2
(E) 2​

Answer 1

E. 2.

Explanation:

The sphere will have a diameter equal to the side length of the cube.

The side length of the cube is ∛64 = 4 so the diameter of the sphere = 4.

The radius = 1/2 * 4 = 2.