The formula for a unit circle is \(x^{2} + y^{2} = 1\)
Hence this puzzle, XX + YY = ONE
Solutions are below the image.
SPOILER SOLUTIONS!
| XX_first | YY_second | ONE_third |
|---|---|---|
| 44 | 88 | 132 |
| 55 | 77 | 132 |
| 77 | 55 | 132 |
| 88 | 44 | 132 |
| 55 | 88 | 143 |
| 66 | 77 | 143 |
| 77 | 66 | 143 |
| 88 | 55 | 143 |
| 66 | 88 | 154 |
| 88 | 66 | 154 |
| 77 | 88 | 165 |
| 88 | 77 | 165 |