Deductive reasoning, trial and error. The square root of 500 will be between 22 and 23, closer to 22.
22.3 squared is 497.29
22.36 squared is 499.97
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This isn't an exact root. Just calculate the square root on your calculator, and round it to the desired accuracy.This isn't an exact root. Just calculate the square root on your calculator, and round it to the desired accuracy.This isn't an exact root. Just calculate the square root on your calculator, and round it to the desired accuracy.This isn't an exact root. Just calculate the square root on your calculator, and round it to the desired accuracy.
Yes.
100
How can you calculate the square root of 1.8E-5 without a calculator?
*number No. The square root of 500 is not a whole number (22.36067977...) so it is not a square number.