(a) For a cube whose edge measures k cm, the volume is V cm', the surface is S cm' and the
diagonal is d cm. Write the values of the following ratios.
(i) k :d (ii) V:S
(iii)?:
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A cuboid is a cube if its length, breadth and height are equal.
In a cube, all the faces are squares which are equal in area and all the edges are equal. A dice is an example of a cube.
Volume and Surface Area of Cube
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Volume of a Cube (V) = (edge)3 = a3
Total surface Area of a Cube (S) = 6(edge)2 = 6a2
Diagonal a Cube (d) = √3(edge) = √3a
Where a = edge
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