Compute cube volume V = a³, surface area A = 6a² and space diagonal d = a√3 from edge length a.
输入立方体边长 a,求体积、表面积与体对角线。
| Item | Formula / Note | Source / Standard |
|---|---|---|
| Cube volume | V = a³ | Euclidean geometry |
| Surface area | S = 6a² | Regular polyhedron |
| Space diagonal | d = a√3 | 3D Pythagorean |
| Face diagonal | d_f = a√2 | Pythagorean theorem |
| Regular hexahedron | One of five Platonic solids | Platonic solids |
| Units | Cubic length units | Dimensional rules |