Question

find area of regular octagon of side 10 meter
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Answer 1

Answer:

Here is your answer...

Step-by-step explanation:

A=2(1+2)a2=2·(1+2)·102= 482.84271m²

Answer 2

Answer:

A=2(1+root2)asquare

$a = 2(1 + \sqrt{2} ) {a}^{2} \\ = 2(1 + \sqrt{2} ) {10}^{2} \\ = 200(1 + \sqrt{2)}$