This square root reference table shows the square root for a range of number values. Every figure is computed with the same engine that powers our Square Root Calculator, so the numbers are exact.
| Number | Square root | Square (n²) | Cube root |
|---|---|---|---|
| 36 | 6.000000 | 1,296.00 | 3.301927 |
| 72 | 8.485281 | 5,184.00 | 4.160168 |
| 110 | 10.488088 | 12,100.00 | 4.791420 |
| 140 | 11.832160 | 19,600.00 | 5.192494 |
| 220 | 14.832397 | 48,400.00 | 6.036811 |
| 290 | 17.029386 | 84,100.00 | 6.619106 |
| 430 | 20.736441 | 184,900.00 | 7.547842 |
| 720 | 26.832816 | 518,400.00 | 8.962809 |
| 1,000 | 31.622777 | 1,000,000.00 | 10.000000 |
| 1,400 | 37.416574 | 1,960,000.00 | 11.186889 |
How to use this table
Find the row closest to your number and read across to the square root. For a value between two rows, the real figure sits between them — or enter your exact numbers in the Square Root Calculator for a precise answer.
Need a value that is not in the table? — the Square Root Calculator does it instantly, for free, with the formula and a worked example built in.
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