Question

what is formula of finding area of regular octagon?​

Answer 1

Answer:

A=2(1+2)a2 is the formula for area of octagon

Answer 2

Mark the upper one as brainliest answer please

here's your answer

Since there are as many of these triangles as the polygon has sides (eight for an octagon), you have to multiply the area of this triangle by the number of sides. You will obtain the total area of the octagon: area of octagon = 8 * base * height / 2 = perimeter * apothem / 2 .

hope it helps you... .