Question

Which of the following is an irrational number ?

(a) $\frac{22}{7}$ (b) 3.1416

(c) $3.\overline{1416}$ (d) 3.141141114

Answer 1

π (Pi) is a famous irrational number because decimal goes on forever without repeating.

value of Pi = $3.\overline{1416}$

(c) $3.\overline{1416}$