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Math

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How big is each interior angle in a regular decagon? would this be 4.4 (144/10)?

How big is each exterior angle of a regular decagon?

Is this 36? (360/10)

  • Math - ,

    Isnt there a theorem that the sum of the interior angles is
    180(n-2), so then each interior angle of a regular n-gon would be\
    180(n-2)/n

  • Math - ,

    Each angle measures 144 degrees.

    http://www.coolmath.com/reference/polygons.html

    (Broken Link Removed)

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