maths

a cube has a volume of 27cm3
what is the length of one side of the cube

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  1. let each side be x
    x^3 = 27

    mmmh, can you think of a number which when cubed is 27 ?

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  2. 3 x 3 x 3 = 27 27 is a cube number

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  3. correct

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  4. so the cube number is 3????

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