Originally Posted by sewgarden
Have just read this and I can't understand how you would need 200" of binding to go around a 20" square. Surely you would need less than 90". That would be 20" along each side and some for you mitred corners. Or am I not understanding what is meant by 20" square.
I was just reading this too, and I think they're referring to area and the square root gives the size of block to cut to get the correct amount of binding.