palenciaemilio04 palenciaemilio04

27-05-2020
Mathematics

contestada

What is the area of a regular pentagon with side length 20 feet?
Can u guys show steps pls.

Respuesta :

Аноним Аноним

27-05-2020

Answer:

[tex]688.19m^2[/tex]

Step-by-step explanation:

[tex]A=\frac{1}{4} \sqrt{5(5+2\sqrt{5} } a^2\\=\frac{1}{4} \sqrt{5(5+2\sqrt{5} }* 20^2\\=688.19096m^2\\=688.191m^2\\=688.19m^2[/tex]

Answer Link

netlarue98 netlarue98

06-04-2022

Answer:

688.2ft^2

Step-by-step explanation:

Answer Link

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