JavaScript Math sin() method

The JavaScript math sin() method returns the sine of the given number. The value returned by sin() method ranges between -1 to 1, which represents the sine of the angle.

Syntax

The sin() method is represented by the following syntax:

Parameter

num – A number.

Return

The sine of the number.

JavaScript Math sin() method example

Here, we will understand sin() method through various examples.

Example 1

Let’s see a simple example of sin() method.

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Output:

0.8414709848078965  0.9092974268256817  

Example 2

In this example, we will use sin() method with negative numbers.

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Output:

-0.8414709848078965  -0.479425538604203  

Example 3

Let’s see sin() method with some different test cases.

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Output:

0  1.2246467991473532e-16  

Example 4

Here, you can test sin() method with your own test cases.

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