Why is pi not a rational number?

Question:

Rational Numbers:

In mathematics, rational numbers can be defined in a couple of different ways. One way is that they are numbers that can be written in the form {eq}\frac{a}{b} {/eq}, where a and b are integers, and another way is as numbers that are decimal numbers in which the digits past the decimal either terminate at some point, or they take on a repeating pattern.

Answer and Explanation: 1