77 is not the square of an integer. Rounded to five decimal places, its square root is equal to 8.7750.
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The square root of 77, written √77 is ± 8.775 (3 dp)roughly 8.775
80
77 over 10 = 77/10
16,25,36 add to 77. They are the squares of consecutive numbers 4,5,6
It is: 5 and 77/100