The history of this is confused. The first irrational number found was almost certainly root 2. The man who proved this was probably Hippasus.
Hippasus died by drowning, and some stories say that Pythagoras drowned him for proving the existence of an irational number which he thought was impossible. Others say that Pythagoras ordered the drowning of Hippasus for revealing the existence of an irrational number which should be kept fron public knowledge.
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Rational numbers are numbers that can be written as a fraction. Irrational numbers cannot be expressed as a fraction.
All natural numbers are rational numbers. No irrational numbers are natural numbers.
no. irrational numbers are square roots of numbers that aren't square, pi, and some other numbers. irrational means it never ends.
0.1121231234(not repeating) is rational. Rational numbers are numbers that can be written as a fraction. Irrational numbers cannot be expressed as a fraction.
Irrational numbers are real numbers because they are part of the number line.