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# What is the square root of pi?

The square root of pi, like pi itself, is an irrational number. It can be approximated to four decimal places by 1.7725. The factorial of 1/2 is equal to half of the square root of pi.

Continue ReadingThe concept of the mathematical constant pi dates back approximately 4,000 years to ancient Mesopotamia. Babylonian mathematicians found that the area of a circle could be calculated by taking the square of the radius and multiplying it by their closest approximation of pi, which was 3. The name pi came into use for this constant in the early 18th century, when British mathematician William Jones used the Greek character to denote the approximate ratio of a circle's circumference to its diameter.

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## How do you find the magnitude?

A: To find the magnitude of a vector, square the endpoints, add them and take the square root of that number. The magnitude will always be either zero or a po... Full Answer >Filed Under: -
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## What is the fourth root of 16?

A: The fourth root of 16 is 2. In mathematics, the fourth root of a number is a number r that yields z when raised to power 4, where 4 is the degree of the ro... Full Answer >Filed Under: -
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## What is 2 times 4 square root of 2?

A: The product of 2 and 4 square root of 2 is 11.313708499, or 11.31 if rounded to nearest hundredths. The key to solving this problem is to know the correct ... Full Answer >Filed Under: -
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## What are some ways to simplify square root problems?

A: Simplifying square roots involves pulling as many integer factors outside the square root as possible. For example, the square root of 48, or sqrt(48), is ... Full Answer >Filed Under: