19 years of life 12 years of school and im just now figuring out x^2 is xalled x squared because it makes a square on a grid???

So I saw Iron Lung a couple days ago, and holy shit did it reach my top 3, I still havent decided if its number one yet but I loved it. I haven't seen anything on the game yet but I def want to play it now Markiplier did a beautiful job, so much so that when I saw a shadow I