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77 is not a perfect square.
Another way to look at it is this (use a calculator)
sqrt(77) ~= 8.774964387
Notice how there is no point where the numbers begin to repeat themselves (e.g., 1.222322232223)
Both reasons tell us that sqrt(77) is an irrational number.
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Yes - the square roots of all non-perfect square integers (ie the numbers which are 1², 2², 3², ...) are irrational.
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Is the square root of 77 rational or irrational?
Irrational
What is the square root of 5929?
The square root of 5929 is 77. This is because the square root of a number is a value that, when multiplied by itself, gives the original number. In this case, 77 multiplied by 77 equals 5929. Therefore, the square root of 5929 is 77.
What is the square root to the nearest hundredth of 77?
8.78
Is 76 over 77 a rational number or irrational number?
It can be written as a fraction, so it is rational.
What is the geometric mean of 11 and 7?
Geometric Mean of two numbers is the square root of their product, in this case root 77 ie 8.775
