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Find the sum of the interior angles of a 20-gon. Answer:

Find the sum of the interior angles of a 20-gon. Answer:

Elementary Geometry For College Students, 7e
Elementary Geometry For College Students, 7e
7th Edition
ISBN:9781337614085
Author:Alexander, Daniel C.; Koeberlein, Geralyn M.
Publisher:Alexander, Daniel C.; Koeberlein, Geralyn M.
ChapterP: Preliminary Concepts
SectionP.CT: Test
Problem 1CT
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Find the sum of the interior angles of a 20-gon. Answer:
Transcribed Image Text:Find the sum of the interior angles of a 20-gon. Answer:
Expert Solution
Step 1

Given that 

Sum of interior angles of a 20 gonna is

here n=20, number of sides

Formula for finding sum of interior angles is (n-2) ×180°

 

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