21.91
No, in fact unless an integer has an integral square root, the square root is always irrational. Note that some rational fractions can have rational square roots, though. Example: sqrt(4/9) = sqrt(4)/sqrt(9) = 2/3, which is rational. Or sqrt(9/16) = 3/4
√479 ≈ 21.89 √500 ≈ 22.36 Making 22 as the integer between them.
To the nearest whole number, 23
The value: 22,080 is already rounded to its nearest 10. It's nearest 100 would be 22, 100 and it's nearest thousand would be 22, 000
4.7
22.0
-11
21.91
The square root of 484 is 22. An easy trick to find this out is to round down to the nearest large whole number. In this case, that is 400, the square root of which is 20. If 20 x 20 = 400, what does 21 x 21 equal? Turns out that's 441. Move up to 22 x 22. There you have your answer!
38.52 units2
Negative numbers can't be squared rooted but the positive square root of 484 is 22
The square root of 22 is 4.69041576
The square root of 484 = ±22
The square root of 484 is 22.
To the nearest hundredth, what is the area of a circle with a circumference of 22 units = 38.52 units squared.
No because it is 10 times the square root of 5