Quick answer
A cube is a solid with six equal square faces.
- Main formula
- Surface area = 6a² and volume = a³.
- Quick example
- Write the known measurements first, substitute them in the formula and keep the units.
Definition
A cube is a solid with six equal square faces.
Main properties
- It has 6 faces, 12 edges and 8 vertices.
- Measurements must use the same unit before calculating.
- Draw a quick sketch to identify each value.
Formula
Surface area = 6a² and volume = a³.
Example method
Read the problem, mark the known measurements, choose the formula and simplify the result step by step.