Rounded to two decimal places, the square root of 85 is 9.22. Rounded down to the nearest whole number, this is 9.
If you square 9, you get 9 x 9 = 81.
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The square root of 85 correct to the nearest tenth is 9.2
85 is not a prime number as it is divisible by 5. Anything that ends with 5 is divisible by 5. The nearest prime number to 85 is 83 or 87.
85
84.53 rounded to the nearest whole number is 85
The answer is 9.2