1.

The volume of a cube is 9261000 m3. Find the side of the cube.

Answer»

Given, volume of cube = 9261000 m3

Let the side of cube be ‘a’ metre

So, 

a3 = 9261000

a = ∛9261000 

= ∛ (2×2×2×3×3×3×5×5×5×7×7×7) 

= ∛ (23×33×53×73)

 = 2×3×5×7 

= 210 

∴ the side of cube is  210 metre



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