Math.PI
Definition
Math.PI is a constant in the Math object of JavaScript that represents the ratio of the circumference of a circle to its diameter. It is approximately equal to 3.14159.
Analogy
Think of Math.PI as a universal key that unlocks the secrets of circles. Just like how every circle has a fixed relationship between its circumference and diameter, Math.PI helps us calculate this relationship in our code.
Related terms
Math.sqrt: This method returns the square root of a number.
Math.random: This function generates a random number between 0 (inclusive) and 1 (exclusive).
Math.floor: This function rounds down a decimal number to the nearest whole number.
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