Question

Write a short note on pi.

Answer 1

Describe pi :

The ratio of the diameter of a circle to its circumference is defined as pi in mathematics. pi is a constant value, which means that the value is constant over all circles. pi has a value of $\frac{22}{7}$ in fractions, and its decimal equivalent is about $3.14159$.

Hence, the ratio of the diameter of a circle to its circumference is defined as pi in mathematics.