The square root of 2,025 is 45. It can be hard for people to work out a square root of large numbers, such as 2,025, but there are ways to work out whether a number has a perfect square without using trial and error.
Continue ReadingThe number 2,025 ends with the number 5, so it can definitely be divided by 5, which makes 405. Dividing the 405 by 5 again results in 81, which is 9 squared. As the number has been divided by 5 twice, this shows that it can be divided by 25, which has a square root of 5. Because the results give two perfect squares, 25 and 81, one can simply multiply the square roots of 5 and 9, respectively. Five multiplied by 9 is 45.
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