➷ First find the volume of the rectangular prism:
2 x 4 x 8 = 64
Now you need to cube root it, this would be because all lengths of a cube are equal:
[tex]\sqrt[3]{64} = 4[/tex]
The side length would be 4 inches.
➶ Hope This Helps You!
➶ Good Luck (:
➶ Have A Great Day ^-^
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