Q:
# What is the square root of 800?

**The square root of 800 is 28.2842712475, which, when rounded off to four significant figures, equals 28.28.** It is a decimal number, which shows that 800 is not a perfect square.

If a and b are two numbers such that a^2 = b, then a is known as the square root of b. If b is a positive real number, then it has two square roots, out of which one is positive and the other is negative. In order to find the square root of a negative number, one should know about complex numbers. Square roots of positive whole numbers that are not perfect squares are irrational or fractional numbers.

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Q:
## What is a rational exponent notation?

A: Rational or fractional exponents are another way of notating that some root of a base number should be taken, without using a radical sign. For instance, 1... Full Answer >Filed Under: -
Q:
## What is the square root of 27?

A: The square root of 27 is 5.19615242271. The number 27 is not a perfect square, so it does not have an exact square root. Numbers such as 36, 49 and 121 are... Full Answer >Filed Under: -
Q:
## How do you find a number's square root?

A: Find the square root by finding the number that, when multiplied by itself, gives you the root number. For root numbers that are not perfect squares, there... Full Answer >Filed Under: -
Q:
## What is the square root of 51?

A: The square root of 51 is approximately 7.1414284285. There is no precise answer because the square root of 51 is an irrational number, meaning the sequence... Full Answer >Filed Under: