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What is the sum of degrees of the interior angles of a 21-gon

 Apr 6, 2022

Best Answer 

 #1
avatar+36435 
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(n-2) * 180 =

(21-2)(180) =

19(180) = ____________ degrees total

 Apr 6, 2022
 #1
avatar+36435 
+1
Best Answer

(n-2) * 180 =

(21-2)(180) =

19(180) = ____________ degrees total

ElectricPavlov Apr 6, 2022

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