The square root of 40 is 6.3245553. The square root of 40 is also written as 2√10. Numbers that are perfect squares have a whole number as their square roots. More »

The square root of 1,600 is 40. The square root of any number can be determined by plugging it into the equation x times x equals y. Thus, for 1,600, the formula is 40 times 40 equals 1,600. More »

Calculating square roots can either be done by hand or with a calculator. With a calculator, calculating a square root is as easy as pressing the number followed by the square root sign. These numbers are often long and ... More »

The cube root of 64 is 4. The cube root of a chosen number can be verified by multiplying a smaller number by itself three times in order to get the chosen number. More »

The cube root of 54 is equal to 3.78. The cube root of a number, x, is equal to the number, y, such that y times y times y equals x. For the number 54, 3.78 times 3.78 times 3.78 is equal to 54. More »

The square root of 1,600 is 40. The square root of any number can be determined by plugging it into the equation x times x equals y. Thus, for 1,600, the formula is 40 times 40 equals 1,600. More »

The positive square root of 900 is 30. Similarly, the negative square root of 900 is -30. The positive square root, 30, is also known as the principal square root of 900. More »