Question

Find the area of a regular octagon with a radius of 20​

Answer 1

Area = 2 x Sqrt (2) x r^2

Area = 2 x sqrt(2) x 20^2

Area = 2 x 1.414 x 400

Area = 1131.37

Explanation:

Answer 2

1325.5

im not too sure, but i think that is the answer.