Java Math.sin() is a static method in the Java Math class that returns the sine of a specified angle, which is given in radians. It is commonly used in trigonometric calculations, such as in physics simulations, engineering problems, or computer graphics. Introduced in Java 1995 with Java 1.0, sin() is part of Java's math utility functions for scientific computing.

https://docs.oracle.com/javase/8/docs/api/java/lang/Math.html