\"\"

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Side length of the Octagon is  \"\".

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Octagon has 8 equal sides, so perimeter of the octagon is \"\".                          \"octagon \"\"

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\"\"                    (Substitute \"\")

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\"\"                        (Multiply: \"\")

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\"\"                            (Add: \"\")

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\"\"                                  (Multiply: \"\")\"\"

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The perimeter of the octagon is 88 units.