Hi there!
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I believe your answer is:
5 cm
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Here’s why:

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- We would have to take the cube root of the given measurement.
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![\boxed{\text{Calculating the Answer...}}\\\\\rightarrow\sqrt[3]{125}\\\\\rightarrow \boxed{5}](https://img.qammunity.org/2022/formulas/mathematics/college/k5xagza1frstl7e5ef5bnvqt7oaddhse54.png)
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The side length should be 5 cm.
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Hope this helps you. I apologize if it’s incorrect.