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Squares and Roots
Perfect Squares 0-20 and their Roots
| Expression | Value |
|---|---|
| √1 | 1 |
| √4 | 2 |
| √9 | 3 |
| √16 | 4 |
| √25 | 5 |
| √36 | 6 |
| √49 | 7 |
| √64 | 8 |
| √81 | 9 |
| √100 | 10 |
| √121 | 11 |
| √144 | 12 |
| √169 | 13 |
| √196 | 14 |
| √225 | 15 |
| √256 | 16 |
| √289 | 17 |
| √324 | 18 |
| √361 | 19 |
| √400 | 20 |
| 1^2 | 1 |
| 2^2 | 4 |
| 3^2 | 9 |
| 4^2 | 16 |
| 5^2 | 25 |
| 6^2 | 36 |
| 7^2 | 49 |
| 8^2 | 64 |
| 9^2 | 81 |
| 10^2 | 100 |
| 11^2 | 121 |
| 12^2 | 144 |
| 13^2 | 169 |
| 14^2 | 196 |
| 15^2 | 225 |
| 16^2 | 256 |
| 17^2 | 289 |
| 18^2 | 324 |
| 19^2 | 361 |
| 20^2 | 400 |