Pls. Answer 1-3 1. Find the sum of the interior angles of an octagon.2. Find the number of sides of the regular polygonwhen the sum of the interior angles is 1260°.3. Find the sum of the interior angles of hexagon.

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Answered: 1. Find the sum of the interior angles…

Holt Mcdougal Larson Pre-algebra: Student Edition 2012

1st Edition

ISBN:9780547587776

Author:HOLT MCDOUGAL

Publisher:HOLT MCDOUGAL

Chapter12: Angle Relationships And Transformations

Section12.3: Angles And Polygons

Problem 5C

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1. Find the sum of the interior angles of an octagon. 2. Find the number of sides of the regular polygon when the sum of the interior angles is 1260°. 3. Find the sum of the interior angles of hexagon.