Respuesta :

V = a^3
729 = a^3 
9^3 = a^3
9 = a

answer. side length = 9 in
mzel3730
The volume formula of a cube is v=a³
Since v=729, cube root it.
v=[tex] \sqrt[3]{729} [/tex]
[tex] \sqrt[3]{279} = 9 [/tex]
Each side of the cube is 9 in