Respuesta :

Answer:

162.4283 in^2 (hope this is correct!)

Step-by-step explanation:

Area using side length only.

n = 8

Area = n (s/2)^2 / tan( π /n)

= 8(5.8/2)^2 / tan ( π /8)

= 162.4283 in^2

Answer:

162.4

Step-by-step explanation: