MATHEMATICS CHAPTER 2

SQUARE
12	1 × 1	1
22	2 × 2	4
32	3 × 3	9
42	4 × 4	16
52	5 × 5	25
62	6 × 6	36
72	7 × 7	49
82	8 × 8	64
92	9 × 9	81
102	10 × 10	100
112	11 × 11	121
122	12 × 12	144
132	13 × 13	169
142	14 × 14	196
152	15 × 15	225
162	16 × 16	256
172	17 × 17	286
182	18 × 18	324
192	19 × 19	361
202	20 × 20	400
242	24 × 24	576
252	25 × 25	625
302	30 × 30	900
402	40 × 40	1600