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A regular octagon has an area of 680 square feet and side length 20 feet. Find the apothem. Apothem = ft

Elementary Geometry For College Students, 7e

7th Edition

ISBN:9781337614085

Author:Alexander, Daniel C.; Koeberlein, Geralyn M.

Publisher:Alexander, Daniel C.; Koeberlein, Geralyn M.

Chapter8: Areas Of Polygons And Circles

Section8.3: Regular Polygons And Area

Problem 15E: Find the area of an equilateral triangle with apothem a = 4.6 in. and perimeter P=27.63 in.

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Question

A regular octagon has an area of 680 square feet and side length 20 feet. Find the apothem.
Apothem =
ft
Blank 1:

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