Question 1172807
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The starting size is  {{{root(3,125)}}} = 5 cm.


The increased size is  {{{root(3,343)}}} = 7 cm.


The difference  7 cm - 5 cm = 2 cm is the answer to your question.
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Solved.


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You do not need solve any equations, &nbsp;as the other tutor suggests.



May god saves you of making wrong steps . . .