Answer: So I would draw on a whiteboard a model of a square. I would write down the lengths of each side and the I would show how to solve it>
How to solve the perimeter of a shape: So for example let's say we have a square that's side lengths are 3 and 4. So you would add like this:
3+3+4+4
And you would get 14!
You can use Khan Academy to practice. It is very helpful.