Python math.cos()

The math.cos() function returns the cosine of an angle.

Syntax

math.cos(n)

The math.cos() function returns a numeric value between -1 and 1, which represents the cosine of the value n.

Example

Use math.cos() to return the cosine of a 90 degree angle:

import math

print(math.cos(90))

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The above code gives the following output:

-0.4480736161291702

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Codebyte Example

Run the following example that uses the math.cos() function to understand its working:

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