The figure shows four squares. Each square encloses an array of dots. Squares A and B have side length 2 inches. Squares C and D have side length 1 inch.
Complete the table with information about each square.
square area of the square
in square inches
number of dots
per square inch
row 1 A row 2 B row 3 C row 4 D
Compare each square to the others. What is the same and what is different?