Do you find Socrates' example of the slave boy's "recollection" of geometric principles that has not been expl

Do you find Socrates' example of the slave boy's "recollection" of geometric principles that has not been explicitly taught to be persuasive? Can you think of an alternative explanation for the slave boy's "knowledge"? What else might be going on besides recollection when we see the correctness of the claim that to double the area of square we should use the length of the original diagonal for the new sides