Find the area of a regular octagon with a side length of 10 cm. Round to the nearest tenth. 10 cm

Jgran asked Nov 23, 2022

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40 votes

Find the area of a regular octagon with

a side length of 10 cm. Round to the
nearest tenth.
10 cm

Jgran asked Nov 23, 2022

by Jgran

2.7k points

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13 votes

Answer:

482.8 cm

Explanation:

A=2(1+sqrt2)a^2=2·(1+squrt2)·10^2=482.84271

Raul Pinto answered Nov 28, 2022

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