No. Square numbers (or perfect square numbers) are squares of integers. The perfect square numbers are 1, 4, 9, 16, 25, 36 ... 20 is not in the series.
20 is a not perfect square.
The square root of 20 is: ± 4.472136The square root of 20 is ± 4.472136 (to 7 sf).A square root of a number is the number that when multiplied by itself equals the given number.
The square root of 20 is an irrational number
Well, a square number is the answer to a number multiplied by itself. So, what you'd have to do is multiply 20*20, and the answer is 400.
20 is not the square of an integer, the square root of 20 is approximately equal to 4.472.
The only square number between 20 and 30 is 25.
The 20th square number is calculated by squaring 20. Therefore, (20^2 = 400). Thus, the 20th square number is 400.
If you mean the square root is 20, the answer is 400. If you mean the square root of 20, the answer is about 4.47.
20 is a not perfect square.
A number like 20 has two square roots: one positive and one negative. Specifically, the square roots of 20 are √20 and -√20. In general, any positive real number has two square roots, while zero has one, and negative numbers have no real square roots.
20*20 = 400
20