If the volume of a cube is 729 cu cm, what is the length of its diagonal?

Volume of cube = (Side) 3 ∴ 729 = a 3 ⇒ a = 9 cm Diagonal of cube = side x √ 3 = 9 x √ 3 = 9√ 3 cm

Question

Accepted Answer

Volume of cube = (Side)³
∴ 729 = a³
⇒ a = 9 cm
Diagonal of cube = side x √3 = 9 x √3
= 9√3 cm

Discussion & Comments