The nine interior intersection points on a 4 by 4 grid of squares are shown. How many interior intersection points are there on a 12 by 12 grid of squares?
Answer Choices
A. 100
B. 121
C. 132
D. 144
E. 169
The nine interior intersection points on a 4 by 4 grid of squares are shown. How many interior intersection points are there on a 12 by 12 grid of squares?
Answer Choices
A. 100
B. 121
C. 132
D. 144
E. 169