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Question 1 Mensuration Exercise 18.3

**The volume of a cube is 343 cm ^{3}, find the length of an edge of the cube.**

Answer:

Given,

The volume of a cube = 343 cm^{3}

Let’s consider ‘a’ to be the edge of the cube, then

V = a^{3} = 343 = (7)^{3}

∴ a = 7 cm

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