2. A cube is made up of six congruent square faces. Find the length of the inner diagonal of the cube. Note that is the hypotenuse of right triangle ADH. (Round your answer to the nearest hundredth.)

Question

2.	A cube is made up of six congruent square faces. Find the length of the inner diagonal   of the cube. Note that   is the hypotenuse of right triangle ADH. (Round your answer to the nearest hundredth.)

anonymous · Answer

attachment

mathmale · Answer

What say you first concentrate on the base of the cube and calculate the diagonal DH of the base?  Once you have DH, and know that AD is the height of the cube (=7), how would you go about finding the length of the cube's diagonal, AH?