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Q: Is the square root of 324 a rational number?

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No. √324 = 18 = 18/1 = a rational number.

Yes - sqrt(324) = Â±18.

The square root of 324 is 18. Do you mean the square root? Or do you mean the root of 324, squared? If you do, and by "root" you mean "square root", then 324.

That would be 18, the square root of 324.

Square root of 324 is 18 or 3 times the square root of 2

306

sqrt(324) = ±1818the square root is 18

The square root of 324 is 18

The negative square root of 324 is -18.

81

Square root of 324 = square root of (81 x 4) = square root of 81 x square root of 4 and that is 9 x 2 = 18 cm

18

The square root of 324 is 18 and 4*18 = 72 units of measurement which is the perimeter of the square.

182= 324 square root 18= 4.242640687... 1 and 9 are square numbers that are factors of 18.

18 of course!

18

+/- 20i where i is the imaginary square root of -1.

This number would have to be a squared number as it only has 15 factors. The number I have calculated is 324 as the square root is 18

-18 and +18

It's the square root of the sum 18 feet squared plus 18 feet squared. 18 feet squared is 324 square feet. 2 x 324 square feet = 648 square feet. The square root of 648 square feet is about 25.46 feet.

A square number because 18*18 = 324

324

It is not defined which level of root. Assume it is the square root. It is 18.

18, -18

Yes - 324 is equal to Â±182.