sanafaruqhalabja sanafaruqhalabja

01-10-2021
Mathematics

contestada

Find the area of a regular octagon with a side length of 4 cm.

Respuesta :

swan2414 swan2414

01-10-2021

Answer:

77.25 cm^2

Step-by-step explanation:

Area of a regular octagon :

2a^2(1 + (sqrt2))

where a is the side

substitute 4 in for 'a'

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