Question

What’s the perimeter?

Answer 1

176 units

Explanation:

All sides of this octagon are of the same length. Thus, x + 7 = (4/3)x - 1/3.

Mult. all terms by 3 will remove the fractions: 3x + 21 = 4x - 1.

Then 22 = x. The perimeter of this figure is 8(22), or 176 units.