Question

PLEASE HELP!!!!! what is the area and perimeter of a regular octagon with side length 10 in?

Answer 1

Perimeter=80 in

Area ≈ 482.84

Explanation:

Formula

Perimeter = 8l

Area= 2(1+
`√(2)`)
`l^(2)`

Permiter= 8 * 10

=80 in

Area = 2(1 +
`√(2)` )
`10^(2)`

A≈482.84 in