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How many degrees do the internal angles of an octagon add up to?

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How many degrees do the internal angles of an octagon add up to?
posted Apr 16, 2020 by Anamika

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2 Answers

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The sum of the interior angles of an octagon is 1080 degrees.

answer Apr 16, 2020 by Hanifa Mammadov
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First, we calculate the angle of the regular octagon
90 + 45 = 135 degrees
Then, 135 x 8 = 1080 degrees

answer Apr 18, 2020 by anonymous
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