Calculate the area of a regular octagon with the side length of 9 feet

asked Apr 1, 2023 189k views

21 votes

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9 votes

Answer:

A ≈ 391.1 feet

formula to find the area of an octagon is shown below

$area = 2(1 + √(2) )a { }^(2)$

Raminder answered Apr 8, 2023

5.1k points

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