Introduction
In this course work my going in investigation of the relationship between the T-total and the T-number. I am going to draw 9 by 9 grid and I am going to find out the defence between the T-totals and the T-number.
T-shape is = 1+2+3+11+20=42 T-shape is =2+3+4+12+21=47
T-number =20 T-number =21