Q7 of 35 Page 74

The sum of length of the edges of a cube is 60 cm, let us find out the volume of the cube.

Let the edge of a cube be a cm.

We know that total length of edges of a cube = 12a cm


According to question ,


12a = 60


⇒ a = cm.


As, Volume of a cube is a3


Therefore, volume = 53 = 125 cubic cm


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