What Is the Square Root of 224?

To express a square root in simplified form without a calculator, the square of a whole number is factored out. For the square root of 224, the square root of 16 is factored out, leading to the square root of 16 times the square root of 14. Since the square root of 16 is equal to 4, the final simplified radical form is expressed as 4 x sqrt(14), where sqrt indicates a radical sign.