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What is the sum of the measures of the interior angles of a 20 sided polygon?
Updated: 10/19/2022
Wiki User
∙ 14y agoBest Answer
The formula that I use is (n-2)180 where n=number of sides. Plug in 20 and you get
(20-2)180
(18)180
3240 degrees
Wiki User
∙ 14y agoThis answer is:
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