It is the digit 8.
No. Because the square root is 990.61546525379866996907131624577..... No decimal places allowed!!
To round 2 decimal places for square roots all that needed is the knowledge to round just any number.
120 is not the square of an integer, its square roots, rounded to two decimal places, are ±10.95.
The square root of pi is a finite number. However, it is an irrational number. That implies that if you try to write it out as a decimal number, it will stretch out to an infinite number of decimal places to the right of the decimal point.
84 is not the square of an integer, its square root, rounded to five decimal places, is ±9.16515.
No - 1969 is not the square of an integer - its square root, rounded to two decimal places, is 44.37.
250 is not a square number of an integer - Rounded to two decimal places, the square root of 250 is equal to 15.81.
77 is not the square of an integer. Rounded to five decimal places, its square root is equal to 8.7750.
No - 24 is not the perfect square of an integer. Rounded to five decimal places, sqrt(24) = 4.89898.
You move six decimal places
The square root of 7 is an irrational number, so its decimal expansion never ends and never repeats. Rounded to 3 decimal places it is 2.646.
No - rounded to five decimal places, sqrt(40) = ±6.32456