Q:
# 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.

Learn more about Algebra-
Q:
## How do you find the square root of a number?

A: To find a number's square root, determine which two perfect squares the number lies between and estimate a fraction between those two perfect square roots.... Full Answer >Filed Under: -
Q:
## What is a square root?

A: A square root is the result of "unsquaring" a number, or the reversal of the process of squaring. The root is, as its name implies, a squared number reduce... Full Answer >Filed Under: -
Q:
## What is a double root in algebra?

A: A double root occurs when a second-degree polynomial touches the x-axis but does not cross it. Both ends of the parabola extend up or down from the double ... Full Answer >Filed Under: -
Q:
## What is the square root of 256?

A: The square root of 256 is 16. A square root is the inverse, or opposite, operation of squaring. This means that the means of finding the square root is to ... Full Answer >Filed Under: