Answer:
Explanation:
To convert an angle from degree to radians, we multiply the value in degrees by:
[tex]\frac{\pi}{180}[/tex]
Therefore, the radian value of -45 degrees is:
[tex]\begin{gathered} -45^0=-45^0\times\frac{\pi}{180} \\ =-\frac{\pi}{4} \end{gathered}[/tex]
