to solve this problem, the first thing you need to do is find the square root of 277. Using a calculator for this, you get 16.643 (rounded to the nearest thousandth). To determine the whole numbers that 16.643 is between, take 16.643 and round down and round up. This would give you 16 and 17. Therefore, the square root of 277 is between 16 and 17.