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24-06-2021
Mathematics

contestada

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

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

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daDERPfood daDERPfood

24-06-2021

Answer:

482.8 cm

Step-by-step explanation:

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

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