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perfect squares
numbers 1 - 20
Term | Definition |
---|---|
1 x 1 | 1 |
2 x 2 | 4 |
3 x 3 | 9 |
4 x 4 | 16 |
5 x 5 | 25 |
6 x 6 | 36 |
7 x 7 | 49 |
8 x 8 | 64 |
9 x 9 | 81 |
10 x 10 | 100 |
11 x 11 | 121 |
12 x 12 | 144 |
13 x 13 | 169 |
14 x 14 | 196 |
15 x 15 | 225 |
16 x 16 | 256 |
17 x 17 | 289 |
18 x 18 | 324 |
19 x 19 | 361 |
20 x 20 | 400 |