5 x 12

(a)  

7 x 4

(a)  

8 x 11

(a)  

5 x 5

(a)  

10 x 10

(a)  

2 x 3

(a)  

3 x 3

(a)  

10 x 8

(a)  

4 x 5

(a)  

10 x 3

(a)  

10 x 7

(a)  

2 x 10

(a)  

8 x 3

(a)  

8 x 6

(a)  

9 x 11

(a)  

4 x 2

(a)  

5 x 12

(a)  

10 x 1

(a)  

10 x 2

(a)  

4 x 8

(a)  

2 x 4

(a)  

9 x 10

(a)  

11 x 4

(a)  

3 x 9

(a)