Cube Definition:
A cube is a three-dimensional solid object bounded by six square faces, facets or sides,
with three meeting at each vertex.
Cube Formula:
Volume of Cube = a³
Surface Area of Cube = 6a²
Diagonal of Cube = Sqrt(3)*a
where
a = side
Cube Image/Diagram
Cube Example:
Case 1: Find the volume, surface area and diagonal of a cube with the given side 3.
Step 1: Find the volume.
Volume = a³ = 3³ = 27.
Step 2: Find the surface area.
Surface Area = 6a² = 6 * 3² = 6 * 9 = 54.
Step 3: Find the diagonal.
Diagonal = Sqrt(3)*a = Sqrt(3) * 3 = 1.73 * 3 = 5.19.
The above example will clearly illustrates how to calculate the Volume, Surface Area and Diagonal of a Cube
manually.
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