Pie equals 3.14. It is a ratio used in mathematics in the calculation of various properties of a circle including area and circumference. This ratio is also used in geometry and arithmetic.

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I think you mean pi. Pi is equal to 3.14159265. Generally speaking, when using pi in math, we often use the number 3.14159, which works well. More a more detailed approximation, you can use a computer to get the answer. You can find more information here: http://mathforum.org/dr.math/faq/faq.pi.html

Pi is equal to approximately 3.14. Some math enthusiasts love the longer version of Pi which is approximately the following: 3.141592653589793238462643383279.

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