what is 2x2

(a)  

what is 3 x 3

(a)  

what is 9 x 9

(a)  

what is 5 x 5

(a)  

what is 1 x 1

(a)  

what is 4 x 4

(a)  

now for the last question

(a)  

what is 2 x 2 x 2 x 2 x 2 x 2 x 2 x 2 x 2 x 2

(a)