Square Root Calculator - Real and Imaginary
Square Root Calculator
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Sqrt(2). Find the square root of 2 or any other real number, positive or negative. Here are the answers to questions like: Square Root Calculator - Real and Imaginary or what is the square root of 2?
What is square root? Definition of square root
A square root of a number 'x' is a number y such that y2 = x, in other words, a number y whose square is y. For example, 5 is the square root of 25 because 52 = 5•5 = 25, -5 is square root of 25 because (-5)2 = (-5)•(-5) = 25. When writing math, people often use sqrt(x) to mean the square root of x. Read more about square root here: Square Root - Wikipedia and here: Square Root - Wolfram
Square Symbol?
Here is the square root symbol. It is is denoted by √, known as the radical sign or radix.
Square Root Table 1-100
Square roots from 1 to 100 rounded to the nearest thousandth.
| number | square | square root |
|---|---|---|
| 1 | 1 | 1.000 |
| 2 | 4 | 1.414 |
| 3 | 9 | 1.732 |
| 4 | 16 | 2.000 |
| 5 | 25 | 2.236 |
| 6 | 36 | 2.449 |
| 7 | 49 | 2.646 |
| 8 | 64 | 2.828 |
| 9 | 81 | 3.000 |
| 10 | 100 | 3.162 |
| 11 | 121 | 3.317 |
| 12 | 144 | 3.464 |
| 13 | 169 | 3.606 |
| 14 | 196 | 3.742 |
| 15 | 225 | 3.873 |
| 16 | 256 | 4.000 |
| 17 | 289 | 4.123 |
| 18 | 324 | 4.243 |
| 19 | 361 | 4.359 |
| 20 | 400 | 4.472 |
| 21 | 441 | 4.583 |
| 22 | 484 | 4.690 |
| 23 | 529 | 4.796 |
| 24 | 576 | 4.899 |
| 25 | 625 | 5.000 |
| number | square | square root |
|---|---|---|
| 26 | 676 | 5.099 |
| 27 | 729 | 5.196 |
| 28 | 784 | 5.292 |
| 29 | 841 | 5.385 |
| 30 | 900 | 5.477 |
| 31 | 961 | 5.568 |
| 32 | 1,024 | 5.657 |
| 33 | 1,089 | 5.745 |
| 34 | 1,156 | 5.831 |
| 35 | 1,225 | 5.916 |
| 36 | 1,296 | 6.000 |
| 37 | 1,369 | 6.083 |
| 38 | 1,444 | 6.164 |
| 39 | 1,521 | 6.245 |
| 40 | 1,600 | 6.325 |
| 41 | 1,681 | 6.403 |
| 42 | 1,764 | 6.481 |
| 43 | 1,849 | 6.557 |
| 44 | 1,936 | 6.633 |
| 45 | 2,025 | 6.708 |
| 46 | 2,116 | 6.782 |
| 47 | 2,209 | 6.856 |
| 48 | 2,304 | 6.928 |
| 49 | 2,401 | 7.000 |
| 50 | 2,500 | 7.071 |
| number | square | square root |
|---|---|---|
| 51 | 2,601 | 7.141 |
| 52 | 2,704 | 7.211 |
| 53 | 2,809 | 7.280 |
| 54 | 2,916 | 7.348 |
| 55 | 3,025 | 7.416 |
| 56 | 3,136 | 7.483 |
| 57 | 3,249 | 7.550 |
| 58 | 3,364 | 7.616 |
| 59 | 3,481 | 7.681 |
| 60 | 3,600 | 7.746 |
| 61 | 3,721 | 7.810 |
| 62 | 3,844 | 7.874 |
| 63 | 3,969 | 7.937 |
| 64 | 4,096 | 8.000 |
| 65 | 4,225 | 8.062 |
| 66 | 4,356 | 8.124 |
| 67 | 4,489 | 8.185 |
| 68 | 4,624 | 8.246 |
| 69 | 4,761 | 8.307 |
| 70 | 4,900 | 8.367 |
| 71 | 5,041 | 8.426 |
| 72 | 5,184 | 8.485 |
| 73 | 5,329 | 8.544 |
| 74 | 5,476 | 8.602 |
| 75 | 5,625 | 8.660 |
| number | square | square root |
|---|---|---|
| 76 | 5,776 | 8.718 |
| 77 | 5,929 | 8.775 |
| 78 | 6,084 | 8.832 |
| 79 | 6,241 | 8.888 |
| 80 | 6,400 | 8.944 |
| 81 | 6,561 | 9.000 |
| 82 | 6,724 | 9.055 |
| 83 | 6,889 | 9.110 |
| 84 | 7,056 | 9.165 |
| 85 | 7,225 | 9.220 |
| 86 | 7,396 | 9.274 |
| 87 | 7,569 | 9.327 |
| 88 | 7,744 | 9.381 |
| 89 | 7,921 | 9.434 |
| 90 | 8,100 | 9.487 |
| 91 | 8,281 | 9.539 |
| 92 | 8,464 | 9.592 |
| 93 | 8,649 | 9.644 |
| 94 | 8,836 | 9.695 |
| 95 | 9,025 | 9.747 |
| 96 | 9,216 | 9.798 |
| 97 | 9,409 | 9.849 |
| 98 | 9,604 | 9.899 |
| 99 | 9,801 | 9.950 |
| 100 | 10,000 | 10.000 |
Square root of values around 2
| Number | Sqrt |
|---|---|
| The square root of 1.6 is | 1.265 |
| The square root of 1.7 is | 1.304 |
| The square root of 1.8 is | 1.342 |
| The square root of 1.9 is | 1.378 |
| The square root of 2 is | 1.414 |
| The square root of 2.1 is | 1.449 |
| The square root of 2.2 is | 1.483 |
| The square root of 2.3 is | 1.517 |
| The square root of 2.4 is | 1.549 |
| The square root of 2.5 is | 1.581 |