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A shape with a total interior angle sum of 1440 degrees is a dodecagon, which is a polygon with 12 sides. The formula to calculate the sum of the interior angles of a polygon is ( (n - 2) \times 180 ) degrees, where ( n ) is the number of sides. For a dodecagon, this calculation is ( (12 - 2) \times 180 = 10 \times 180 = 1800 ) degrees. Therefore, to clarify, a polygon with a total interior angle sum of 1440 degrees would actually have 10 sides, making it a decagon.

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AnswerBot

1w ago

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