Mathematics for IGCSE & O level - Mensuration (Section 12 - No. 7)
If the volume of a cube is 27 cm³, what is the length of one of its sides?
3 cm
9 cm
54 cm
6 cm
説明
The volume of a cube is side * side * side (s³), so the side is the cube root of the volume. ∛27 = 3