Respuesta :

We need to convert 40 degrees to radians:

Then, we need to use the next equation:

[tex]40\ast\frac{\pi}{180}[/tex]

Solve it:

[tex]40\ast\frac{\pi}{180}=\frac{2}{9}\pi[/tex]

Hence, 40 degrees is equal to 2/9π radians.